Your 8 Year-Old Daughter Came Home Singing,"Girls Go to College

Your 8 year-old daughter came home singing,"Girls go to college to get more knowledge,boys go to Jupiter to get more stupider." You thought that this was pretty funny,but did not say so.From your development course,you know that this behavior occurs ____.

A) as your daughter attempts to gain dominance over boys
B) because there is a deep-seeded hatred for the opposite sex during this age
C) as a tentative first step toward romantic relationships that will occur later in adolescence
D) because there is a great sense of natural competition between girls and boys