Which of the Following Is TRUE

Which of the following is TRUE?

A) Recent research shows that boys with higher levels of testosterone are more likely to make risky decisions.
B) Boys go through the growth spurt before their female counterparts.
C) Today, the average age of menstruation is older than it was at the beginning of the twentieth century.
D) During puberty, Broca's area triggers an increasing level of growth hormone in the body.