According to the author, the reason why parental divorce has greater effect on boys

According to the author, the reason why parental divorce has greater effect on boys than on girls is that_____.

［A］ all cultures encourage male aggression and noncompliance

［B］ boys are always involved in their parents’ fights

［C］ males are usually viewed as the models in self-control and strong will

［D］ boys are basically more self-disciplined than girls