Research on Sex Differences in Prosocial Conduct Clearly Indicates That

Research on sex differences in prosocial conduct clearly indicates that _____ .

A) girls are somewhat more helpful, cooperative, and willing to share than boys are
B) girls are less concerned about others' welfare than boys
C) girls are more likely to seek help than boys
D) girls are somewhat more helpful, cooperative, and willing to share than boys are and girls are more likely to seek help than boys
E) all of these