Which of the Following Statements Is True Concerning Gender Differences

Which of the following statements is true concerning gender differences in ADHD?

A) Girls are more likely than boys to develop ADHD in childhood and early adolescence than boys
B) Boys are more likely than girls to develop ADHD in childhood and early adolescence
C) Boys and girls are equally likely to develop ADHD in childhood and early adolescence, but exhibit different symptoms
D) Boys and girls are equally likely to develop ADHD in early adulthood, but exhibit different symptoms