Heterosexual Men Who Watch Pornographic Videos Containing Images of Naked

Heterosexual men who watch pornographic videos containing images of naked men with a woman __________ than men who watch similar videos containing only women.

A) are more likely to become violent
B) are more likely to state that they think they might be bisexual
C) have higher sperm counts
D) have fewer problems with erections
E) all of the above