According to the Textbook, How Is Puberty Connected to Achievement

According to the textbook, how is puberty connected to achievement?

A) To the extent that puberty changes what's important for maintaining status in the peer group, it may lead adolescents to worry about whether trying too hard to do well will make them less attractive to their classmates.
B) Puberty intensifies differences between males and females, and one impact of this is to make individuals think about what is "appropriate" achievement-related behavior for each of the sexes.
C) Biological (hormonal) changes of puberty are directly related to achievement and motivation in high school.
D) Both A and B are correct.