Which statement explains why it is so difficult to determine the role of violence in the media on social behavior?
A. Some critics are seeking to eliminate certain industries entirely through censorship.
B. portraying violent behavior is relatively new in the media, so it is a development that has yet to be researched.
C. violent behavior is inherent to human nature and occurs even when mass media didn't exist.
D. socialization comes from many sources, so it is hard to pinpoint the impact of a specific influence.