Michael and His Twin Sister Doreen Turned 12 a Few

Michael and his twin sister Doreen turned 12 a few months ago. Both Michael and Doreen have begun to go through the early signs of puberty. In this case, it is MOST likely that

A) compared to Doreen, Michael is at greater risk for using drugs or alcohol because he is maturing early.
B) compared to Michael, Doreen is at greater risk for earlier onset of sexual intercourse because she is maturing early.
C) neither Michael nor Doreen are at risk for using drugs or alcohol because they are both maturing early.
D) compared to Doreen, Michael is at lower risk for using drugs or alcohol because he is maturing early.