What is the role of the media objects in Bootstrap and how many types are available?

Media objects in bootstrap is a method of aligning videos and images within the content, it can also be used to display comments, tweets and other things of the blog. There are two classes in media objects which are .media and .media-list. They are used for creating media containers and child media containers respectively. The .media class allows you to float objects like images audios and videos at the right and left corner while the .media-list allows you to prepare an ordered list. It also helps you in nesting media objects into each other and these blocks will be indented by Default.