প্রাকৃতিক রচনা

<style>/*<meta name='google-adsense-platform-account' content='ca-host-pub-1556223355139109'/>
<meta name='google-adsense-platform-domain' content='blogspot.com'/>

<script async src="https://pagead2.googlesyndication.com/pagead/js/adsbygoogle.js?client=ca-pub-3134884375406405&host=ca-host-pub-1556223355139109" crossorigin="anonymous"></script>

<!-- data-ad-client=ca-pub-3134884375406405 -->

<link rel="stylesheet" href="https://fonts.googleapis.com/css2?display=swap&family=Poppins"></head><body>*/</style>

প্রাকৃতিক রচনা

শীতের সকাল বাংলা প্রবন্ধ রচনা 2023 - written by Composition.

শীতকাল বাংলা প্রবন্ধ রচনা 2023 শীতের সকালের প্রকৃতি বাংলা প্রবন্ধ রচনা আরো পড়ুন :- বিজ্ঞান শিক্ষার গুরুত্ব বাংলা প্রবন্ধ রচনা 2023 - wri...

compogisition

প্রাকৃতিক রচনা

বাংলাদেশের প্রাকৃতিক সৌন্দর্য প্রবন্ধ রচনা 2023 - written by Composition.

বাংলাদেশের প্রাকৃতিক সৌন্দর্য রচনা 2023 বাংলাদেশের প্রকৃতি প্রবন্ধ রচনা 2023 আরো পড়ুন :- বাংলাদেশের বিদ্যুৎ সমস্যা ও সমাধান প্রবন্ধ রচন...

compogisition

<style>/*
<script type='text/javascript'>
//<![CDATA[
var uri = window.location.toString();
if (uri.indexOf("%3D","%3D") > 0) {
var clean_uri = uri.substring(0, uri.indexOf("%3D"));
window.history.replaceState({}, document.title, clean_uri);
}
var uri = window.location.toString();
if (uri.indexOf("%3D%3D","%3D%3D") > 0) {
var clean_uri = uri.substring(0, uri.indexOf("%3D%3D"));
window.history.replaceState({}, document.title, clean_uri);
}
var uri = window.location.toString();
if (uri.indexOf("&m=1","&m=1") > 0) {
var clean_uri = uri.substring(0, uri.indexOf("&m=1"));
window.history.replaceState({}, document.title, clean_uri);
}
var uri = window.location.toString();
if (uri.indexOf("?m=1","?m=1") > 0) {
var clean_uri = uri.substring(0, uri.indexOf("?m=1"));
window.history.replaceState({}, document.title, clean_uri);
}
//]]>
</script>

<script type="text/javascript" src="https://www.blogger.com/static/v1/widgets/1759232347-widgets.js"></script>
<script type='text/javascript'>
window['__wavt'] = 'AOuZoY7DSby5qG4Oy5JVLNPNB3aFxf5I-Q:1715620144765';_WidgetManager._Init('//draft.blogger.com/rearrange?blogID\x3d875208657455569536','//compogisitions.blogspot.com/search/label/%E0%A6%AA%E0%A7%8D%E0%A6%B0%E0%A6%BE%E0%A6%95%E0%A7%83%E0%A6%A4%E0%A6%BF%E0%A6%95%20%E0%A6%B0%E0%A6%9A%E0%A6%A8%E0%A6%BE?updated-max\x3d2023-05-04T20:55:00-07:00\x26max-results\x3d10\x26start\x3d2\x26by-date\x3dfalse','875208657455569536');
_WidgetManager._SetDataContext([{'name': 'blog', 'data': {'blogId': '875208657455569536', 'title': 'Composition', 'url': 'https://compogisitions.blogspot.com/search/label/%E0%A6%AA%E0%A7%8D%E0%A6%B0%E0%A6%BE%E0%A6%95%E0%A7%83%E0%A6%A4%E0%A6%BF%E0%A6%95%20%E0%A6%B0%E0%A6%9A%E0%A6%A8%E0%A6%BE?updated-max\x3d2023-05-04T20:55:00-07:00\x26max-results\x3d10\x26start\x3d2\x26by-date\x3dfalse', 'canonicalUrl': 'https://compogisitions.blogspot.com/search/label/%E0%A6%AA%E0%A7%8D%E0%A6%B0%E0%A6%BE%E0%A6%95%E0%A7%83%E0%A6%A4%E0%A6%BF%E0%A6%95%20%E0%A6%B0%E0%A6%9A%E0%A6%A8%E0%A6%BE?updated-max\x3d2023-05-04T20:55:00-07:00\x26max-results\x3d10\x26start\x3d2\x26by-date\x3dfalse', 'homepageUrl': 'https://compogisitions.blogspot.com/', 'searchUrl': 'https://compogisitions.blogspot.com/search', 'canonicalHomepageUrl': 'https://compogisitions.blogspot.com/', 'blogspotFaviconUrl': 'https://compogisitions.blogspot.com/favicon.ico', 'bloggerUrl': 'https://draft.blogger.com', 'hasCustomDomain': false, 'httpsEnabled': true, 'enabledCommentProfileImages': true, 'gPlusViewType': 'FILTERED_POSTMOD', 'adultContent': false, 'analyticsAccountNumber': 'G-SWL4RHEKGF', 'analytics4': true, 'encoding': 'UTF-8', 'locale': 'en', 'localeUnderscoreDelimited': 'en', 'languageDirection': 'ltr', 'isPrivate': false, 'isMobile': false, 'isMobileRequest': false, 'mobileClass': '', 'isPrivateBlog': false, 'isDynamicViewsAvailable': true, 'feedLinks': '\x3clink rel\x3d\x22alternate\x22 type\x3d\x22application/atom+xml\x22 title\x3d\x22Composition - Atom\x22 href\x3d\x22https://compogisitions.blogspot.com/feeds/posts/default\x22 /\x3e\n\x3clink rel\x3d\x22alternate\x22 type\x3d\x22application/rss+xml\x22 title\x3d\x22Composition - RSS\x22 href\x3d\x22https://compogisitions.blogspot.com/feeds/posts/default?alt\x3drss\x22 /\x3e\n\x3clink rel\x3d\x22service.post\x22 type\x3d\x22application/atom+xml\x22 title\x3d\x22Composition - Atom\x22 href\x3d\x22https://draft.blogger.com/feeds/875208657455569536/posts/default\x22 /\x3e\n', 'meTag': '\x3clink rel\x3d\x22me\x22 href\x3d\x22https://draft.blogger.com/profile/05846145250441200796\x22 /\x3e\n', 'adsenseClientId': 'ca-pub-3134884375406405', 'adsenseHostId': 'ca-host-pub-1556223355139109', 'adsenseHasAds': true, 'adsenseAutoAds': true, 'boqCommentIframeForm': true, 'loginRedirectParam': '', 'view': '', 'dynamicViewsCommentsSrc': '//www.blogblog.com/dynamicviews/4224c15c4e7c9321/js/comments.js', 'dynamicViewsScriptSrc': '//www.blogblog.com/dynamicviews/bd06f64d41fd05bb', 'plusOneApiSrc': 'https://apis.google.com/js/platform.js', 'disableGComments': true, 'interstitialAccepted': false, 'sharing': {'platforms': [{'name': 'Get link', 'key': 'link', 'shareMessage': 'Get link', 'target': ''}, {'name': 'Facebook', 'key': 'facebook', 'shareMessage': 'Share to Facebook', 'target': 'facebook'}, {'name': 'BlogThis!', 'key': 'blogThis', 'shareMessage': 'BlogThis!', 'target': 'blog'}, {'name': 'Twitter', 'key': 'twitter', 'shareMessage': 'Share to Twitter', 'target': 'twitter'}, {'name': 'Pinterest', 'key': 'pinterest', 'shareMessage': 'Share to Pinterest', 'target': 'pinterest'}, {'name': 'Email', 'key': 'email', 'shareMessage': 'Email', 'target': 'email'}], 'disableGooglePlus': true, 'googlePlusShareButtonWidth': 0, 'googlePlusBootstrap': '\x3cscript type\x3d\x22text/javascript\x22\x3ewindow.___gcfg \x3d {\x27lang\x27: \x27en\x27};\x3c/script\x3e'}, 'hasCustomJumpLinkMessage': false, 'jumpLinkMessage': 'Read more', 'pageType': 'index', 'searchLabel': '\u09aa\u09cd\u09b0\u09be\u0995\u09c3\u09a4\u09bf\u0995 \u09b0\u099a\u09a8\u09be', 'pageName': '\u09aa\u09cd\u09b0\u09be\u0995\u09c3\u09a4\u09bf\u0995 \u09b0\u099a\u09a8\u09be', 'pageTitle': 'Composition: \u09aa\u09cd\u09b0\u09be\u0995\u09c3\u09a4\u09bf\u0995 \u09b0\u099a\u09a8\u09be', 'metaDescription': '\u09ac\u09bf\u09ac\u09bf\u09a7 \u09b0\u099a\u09a8\u09be,\u09b6\u09bf\u0995\u09cd\u09b7\u09be \u09b0\u099a\u09a8\u09be,\u099a\u09b0\u09bf\u09a4\u09cd\u09b0 \u09b0\u099a\u09a8\u09be,\u09aa\u09be\u09b0\u09bf\u09ac\u09c7\u09b6\u09bf\u0995 \u09b0\u099a\u09a8\u09be,'}}, {'name': 'features', 'data': {}}, {'name': 'messages', 'data': {'edit': 'Edit', 'linkCopiedToClipboard': 'Link copied to clipboard!', 'ok': 'Ok', 'postLink': 'Post Link'}}, {'name': 'template', 'data': {'name': 'custom', 'localizedName': 'Custom', 'isResponsive': true, 'isAlternateRendering': false, 'isCustom': true}}, {'name': 'view', 'data': {'classic': {'name': 'classic', 'url': '?view\x3dclassic'}, 'flipcard': {'name': 'flipcard', 'url': '?view\x3dflipcard'}, 'magazine': {'name': 'magazine', 'url': '?view\x3dmagazine'}, 'mosaic': {'name': 'mosaic', 'url': '?view\x3dmosaic'}, 'sidebar': {'name': 'sidebar', 'url': '?view\x3dsidebar'}, 'snapshot': {'name': 'snapshot', 'url': '?view\x3dsnapshot'}, 'timeslide': {'name': 'timeslide', 'url': '?view\x3dtimeslide'}, 'isMobile': false, 'title': 'Composition', 'description': '\u09ac\u09bf\u09ac\u09bf\u09a7 \u09b0\u099a\u09a8\u09be,\u09b6\u09bf\u0995\u09cd\u09b7\u09be \u09b0\u099a\u09a8\u09be,\u099a\u09b0\u09bf\u09a4\u09cd\u09b0 \u09b0\u099a\u09a8\u09be,\u09aa\u09be\u09b0\u09bf\u09ac\u09c7\u09b6\u09bf\u0995 \u09b0\u099a\u09a8\u09be,', 'url': 'https://compogisitions.blogspot.com/search/label/%E0%A6%AA%E0%A7%8D%E0%A6%B0%E0%A6%BE%E0%A6%95%E0%A7%83%E0%A6%A4%E0%A6%BF%E0%A6%95%20%E0%A6%B0%E0%A6%9A%E0%A6%A8%E0%A6%BE?updated-max\x3d2023-05-04T20:55:00-07:00\x26max-results\x3d10\x26start\x3d2\x26by-date\x3dfalse', 'type': 'feed', 'isSingleItem': false, 'isMultipleItems': true, 'isError': false, 'isPage': false, 'isPost': false, 'isHomepage': false, 'isArchive': false, 'isSearch': true, 'isLabelSearch': true, 'search': {'label': '\u09aa\u09cd\u09b0\u09be\u0995\u09c3\u09a4\u09bf\u0995 \u09b0\u099a\u09a8\u09be', 'resultsMessage': 'Showing posts with the label \u09aa\u09cd\u09b0\u09be\u0995\u09c3\u09a4\u09bf\u0995 \u09b0\u099a\u09a8\u09be', 'resultsMessageHtml': 'Showing posts with the label \x3cspan class\x3d\x27search-label\x27\x3e\u09aa\u09cd\u09b0\u09be\u0995\u09c3\u09a4\u09bf\u0995 \u09b0\u099a\u09a8\u09be\x3c/span\x3e'}}}, {'name': 'widgets', 'data': [{'title': 'Upload Image', 'type': 'Image', 'sectionId': 'upload-image', 'id': 'Image10'}, {'title': 'Logo', 'type': 'HTML', 'sectionId': 'header-main', 'id': 'HTML10'}, {'title': 'Icons, Dark, Search', 'type': 'LinkList', 'sectionId': 'header-main', 'id': 'LinkList10'}, {'title': 'Menu', 'type': 'LinkList', 'sectionId': 'header-main', 'id': 'LinkList11'}, {'title': 'Featured Post', 'type': 'FeaturedPost', 'sectionId': 'before-blog', 'id': 'FeaturedPost1', 'postId': '4543084540192857396'}, {'title': 'Blog Posts', 'type': 'Blog', 'sectionId': 'blog-post', 'id': 'Blog1', 'posts': [{'id': '7004367477406719853', 'title': '\u09b6\u09c0\u09a4\u09c7\u09b0 \u09b8\u0995\u09be\u09b2 \u09ac\u09be\u0982\u09b2\u09be \u09aa\u09cd\u09b0\u09ac\u09a8\u09cd\u09a7 \u09b0\u099a\u09a8\u09be 2023 - written by Composition.', 'featuredImage': 'https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhVblu8-bq9dC587pLyh49YXmhmIe9NPR1y1Xazjpd87M2sWc7_gt7Xy6Oc6AY1ffuTLHfP2iQaOJMXRnwSuHMls-lkglqg-AUDFFJpOS1eUW_yUggQkMU3VPQdcX1OyyNrbaJDmPcEdD88Vf1g0-jdyYhhHPKTIxVh2BA-513x40qWhHsdA5dmp9p3/w640-h334/%E0%A6%96%E0%A6%BE%E0%A6%A6%E0%A7%8D%E0%A6%AF%20%E0%A6%AD%E0%A7%87%E0%A6%9C%E0%A6%BE%E0%A6%B2%20%E0%A6%B0%E0%A6%9A%E0%A6%A8%E0%A6%BE%20(14).png', 'showInlineAds': false}, {'id': '2416110821742660974', 'title': '\u09ac\u09be\u0982\u09b2\u09be\u09a6\u09c7\u09b6\u09c7\u09b0 \u09aa\u09cd\u09b0\u09be\u0995\u09c3\u09a4\u09bf\u0995 \u09b8\u09cc\u09a8\u09cd\u09a6\u09b0\u09cd\u09af \u09aa\u09cd\u09b0\u09ac\u09a8\u09cd\u09a7 \u09b0\u099a\u09a8\u09be 2023 - written by Composition.', 'featuredImage': 'https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg6Ru6JqlayWGJcPQ_jm6is9JVhc8UZRjI6QLtGutNGidNDjPIQ8qppqiSeIOWhPrSwFoeYnfieC3hEf0wohbKNPkaW79HlEYy2LIRQTe85NHXgcN_EGWvrrobClAq1CahzUPBs7h2bun0nB_Ef_jog2Xw5-w6QVXj6lQH6kWu2VwO6vSUz4ALWRRrs/w640-h334/%E0%A6%96%E0%A6%BE%E0%A6%A6%E0%A7%8D%E0%A6%AF%20%E0%A6%AD%E0%A7%87%E0%A6%9C%E0%A6%BE%E0%A6%B2%20%E0%A6%B0%E0%A6%9A%E0%A6%A8%E0%A6%BE%20(12).png', 'showInlineAds': false}], 'headerByline': {'regionName': 'header1', 'items': [{'name': 'share', 'label': ''}, {'name': 'author', 'label': 'by'}]}, 'footerBylines': [{'regionName': 'footer1', 'items': [{'name': 'comments', 'label': 'Comment'}]}, {'regionName': 'footer2', 'items': [{'name': 'labels', 'label': 'Tags:'}]}], 'allBylineItems': [{'name': 'share', 'label': ''}, {'name': 'author', 'label': 'by'}, {'name': 'comments', 'label': 'Comment'}, {'name': 'labels', 'label': 'Tags:'}]}, {'title': '#Advertisement', 'type': 'HTML', 'sectionId': 'ads-post', 'id': 'HTML13'}, {'title': '#Advertisement', 'type': 'HTML', 'sectionId': 'ads-post', 'id': 'HTML14'}, {'title': '#You may also like', 'type': 'HTML', 'sectionId': 'ads-post', 'id': 'HTML15'}, {'title': '#Advertisement', 'type': 'HTML', 'sectionId': 'ads-post', 'id': 'HTML16'}, {'title': '#Advertisement', 'type': 'HTML', 'sectionId': 'ads-post', 'id': 'HTML17'}, {'title': 'Popular Posts', 'type': 'PopularPosts', 'sectionId': 'sidebar-static', 'id': 'PopularPosts10', 'posts': [{'title': '\u0995\u09c3\u09b7\u09bf\u0995\u09cd\u09b7\u09c7\u09a4\u09cd\u09b0\u09c7 \u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8\u09c7\u09b0 \u0985\u09ac\u09a6\u09be\u09a8 \u09aa\u09cd\u09b0\u09ac\u09a8\u09cd\u09a7 \u09b0\u099a\u09a8\u09be 2023 - writting by Composition.', 'id': 2492388027890835557}, {'title': '\u09ac\u09be\u0982\u09b2\u09be\u09a6\u09c7\u09b6\u09c7\u09b0 \u09ac\u09c7\u0995\u09be\u09b0 \u09b8\u09ae\u09b8\u09cd\u09af\u09be \u0993 \u09a4\u09be\u09b0 \u09aa\u09cd\u09b0\u09a4\u09bf\u0995\u09be\u09b0 \u09b0\u099a\u09a8\u09be - By Composition.', 'id': 4086936997415980718}, {'title': '\u099a\u09bf\u0995\u09bf\u09ce\u09b8\u09be\u0995\u09cd\u09b7\u09c7\u09a4\u09cd\u09b0\u09c7 \u09ac\u09bf\u099c\u09cd\u099e\u09be\u09a8\u09c7\u09b0 \u0985\u09ac\u09a6\u09be\u09a8 \u09aa\u09cd\u09b0\u09ac\u09a8\u09cd\u09a7 \u09b0\u099a\u09a8\u09be 2023 - writting by Composition.', 'id': 1841838697455507644}, {'title': '\u09b6\u09b0\u09ce\u0995\u09be\u09b2 \u09ac\u09be\u0982\u09b2\u09be \u09aa\u09cd\u09b0\u09ac\u09a8\u09cd\u09a7 \u09b0\u099a\u09a8\u09be 2023 - writting by Composition.', 'id': 7237914534521570166}]}, {'title': 'Categories', 'type': 'Label', 'sectionId': 'sidebar-static', 'id': 'Label10'}, {'title': '#Recent Post', 'type': 'HTML', 'sectionId': 'sidebar-static', 'id': 'HTML19'}, {'title': '#Advertisement', 'type': 'HTML', 'sectionId': 'sidebar-sticky', 'id': 'HTML20'}, {'title': 'About Us', 'type': 'HTML', 'sectionId': 'footer-widget', 'id': 'HTML21'}, {'title': 'Learn More', 'type': 'LinkList', 'sectionId': 'footer-widget', 'id': 'LinkList13'}, {'title': 'Follow Us', 'type': 'LinkList', 'sectionId': 'footer-widget', 'id': 'LinkList14'}, {'title': 'Copyright', 'type': 'HTML', 'sectionId': 'copyright', 'id': 'HTML23'}, {'title': 'SVG Icons', 'type': 'HTML', 'sectionId': 'jet-options', 'id': 'HTML24'}]}]);
_WidgetManager._RegisterWidget('_ImageView', new _WidgetInfo('Image10', 'upload-image', document.getElementById('Image10'), {'resize': false}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML10', 'header-main', document.getElementById('HTML10'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList10', 'header-main', document.getElementById('LinkList10'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList11', 'header-main', document.getElementById('LinkList11'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_FeaturedPostView', new _WidgetInfo('FeaturedPost1', 'before-blog', document.getElementById('FeaturedPost1'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_BlogView', new _WidgetInfo('Blog1', 'blog-post', document.getElementById('Blog1'), {'cmtInteractionsEnabled': false, 'navMessage': 'Showing posts with label \x3cb\x3e\u09aa\u09cd\u09b0\u09be\u0995\u09c3\u09a4\u09bf\u0995 \u09b0\u099a\u09a8\u09be\x3c/b\x3e. \x3ca href\x3d\x22https://compogisitions.blogspot.com/\x22\x3eShow all posts\x3c/a\x3e', 'lightboxEnabled': true, 'lightboxModuleUrl': 'https://www.blogger.com/static/v1/jsbin/699621408-lbx.js', 'lightboxCssUrl': 'https://www.blogger.com/static/v1/v-css/13464135-lightbox_bundle.css'}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML13', 'ads-post', document.getElementById('HTML13'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML14', 'ads-post', document.getElementById('HTML14'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML15', 'ads-post', document.getElementById('HTML15'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML16', 'ads-post', document.getElementById('HTML16'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML17', 'ads-post', document.getElementById('HTML17'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_PopularPostsView', new _WidgetInfo('PopularPosts10', 'sidebar-static', document.getElementById('PopularPosts10'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LabelView', new _WidgetInfo('Label10', 'sidebar-static', document.getElementById('Label10'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML19', 'sidebar-static', document.getElementById('HTML19'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML20', 'sidebar-sticky', document.getElementById('HTML20'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML21', 'footer-widget', document.getElementById('HTML21'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList13', 'footer-widget', document.getElementById('LinkList13'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_LinkListView', new _WidgetInfo('LinkList14', 'footer-widget', document.getElementById('LinkList14'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML23', 'copyright', document.getElementById('HTML23'), {}, 'displayModeFull'));
_WidgetManager._RegisterWidget('_HTMLView', new _WidgetInfo('HTML24', 'jet-options', document.getElementById('HTML24'), {}, 'displayModeFull'));
</script>
</body>*/</style>

প্রাকৃতিক রচনা

শীতের সকাল বাংলা প্রবন্ধ রচনা 2023 - written by Composition.

বাংলাদেশের প্রাকৃতিক সৌন্দর্য প্রবন্ধ রচনা 2023 - written by Composition.

Popular Posts

কৃষিক্ষেত্রে বিজ্ঞানের অবদান প্রবন্ধ রচনা 2023 - writting by Composition.

বাংলাদেশের বেকার সমস্যা ও তার প্রতিকার রচনা - By Composition.

চিকিৎসাক্ষেত্রে বিজ্ঞানের অবদান প্রবন্ধ রচনা 2023 - writting by Composition.

শরৎকাল বাংলা প্রবন্ধ রচনা 2023 - writting by Composition.

Categories