Over the Last Forty-Five Years in the United States,social Changes

Over the last forty-five years in the United States,social changes have meant that women have increasingly taken advantage of the same opportunities and confronted the same challenges as men.Over the same period,there has not been a corresponding increase in the number of violent crimes committed by women.These crime data suggest that

A) among humans,aggression is social in origin.
B) gender differences in aggression may have a biological component.
C) different sex role expectations account for gender differences in aggression.
D) men are more likely to manifest hostile aggression,and women to manifest instrumental aggression.