Multi
(Many)
Media

The means you are using to transfer knowlege.

broadcasting, reporting, writing,

There are different types of media.
It can be through



books, newpapers, television,  radio,  internet, cd's,  tapes, magazines, documents, encyclopedias, videos, dictionaries, pictures, social media

Media center contains the above information

http://en.wikipedia.org/wiki/Media_(communication)


http://www.studyzone.org/testprep/e3topic.cfm?TopicID=158