In His Attempts to Persuade Roger to Get a Fraternity

In his attempts to persuade Roger to get a fraternity tattoo on his arm, Dan assembles 100 tattooed fraternity members.Dan probably wasted a lot of effort in doing so, because

A) the effect of group size on conformity is relevant only for women.
B) group size influences epistemological social influence, but it does not influence affective social influence.
C) the effect of group size on conformity levels off when group size reaches about three to four people.
D) group size does not affect conformity levels.