Which Statement Best Describes an Important Finding of Milgram's Classic

Which statement best describes an important finding of Milgram's classic research?

A) Individuals easily conform to group norms.
B) The presence of other people makes aggression more likely.
C) People will easily obey an authority figure and do harm to others.
D) Agreeing to a small request makes it more likely you will agree to a big request.
E) People will take leave of their own opinions just to "be like" a larger group.