Paragraph 3__________ 查看材料A.Importance of Classroom

Paragraph 3__________ 查看材料

A.Importance of Classroom Learning

B.Television——A Rich Source of Information

C.Advertisements are Important Messages from the Mass Media

D.Various Messages One May Receive Each Day

E.Media——Means to Communicate Messages

F.Importance of the Mass Media

请帮忙给出正确答案和分析，谢谢！