One Reason That Adolescents Have _____ Close Friends Than Grade-School

One reason that adolescents have _____ close friends than grade-school children do is that adolescents _____ .

A) fewer; know that the obligations of friendship are easier to live up to if one has fewer close friends
B) fewer; know that fewer and fewer individuals are psychologically similar to themselves
C) more; know that the bigger one's social network, the greater one's peer acceptance
D) more; know that having more friends protects against feeling lonely and depressed