When researching for supporting materials about the impact of violence in the media, it is a good idea to get assistance from this resource.

A. Television
B. Call-in radio
C. Librarian*****
D. Personal interview

4 answers

I agree.
You've posted this question twice, and been confirmed in your answer twice. Don't post it again.
I only posted it again because I realized I put the subject where my name should be...
Okay. :) No harm done.