Which is true of social relations during the teen years?

a. As teens distance themselves from parents, peer relationships become more important.

b. High school girls who have the poorest relationships with their mothers have the most intense friendships with peers.

c. Parental influence peaks during mid to late adolescence.

d. Most adolescents have serious disagreements with parents, leading to great social stress.

e. Teens are generally more concerned with family relationships than peer relationships.