In Contrast to Sullivan's Claims About Adolescent Friendships, More Current

In contrast to Sullivan's claims about adolescent friendships, more current research has found:

A) cross-sex intimacy replaces intimacy with same-sex peers.
B) as the number of same-sex peers increases, the number of cross-sex peers decreases.
C) as the number of cross-sex peers increases, the number of same-sex peers either stays the same or increases.
D) although cross-sex interactions increase, there is little cross-sex intimacy.