According to the _____ hypothesis, the effects of entering puberty markedly early or late result from the stress of being different from others in one's peer group

Sophia has become more aggressive following her parents' divorce. What developmental theory would attempt to account for her new behavior in terms of the complex interaction of elements from multiple levels both in and around her (e.g

, culture and society, parental influences, genetic tendencies, etc.)? A) psychoanalytic theory B) social-learning theory C) ethology D) dynamic systems theory.

From the following scenario, choose the type of play that is being demonstrated: A child is building a house out of Legos by herself

A) associative play B) cooperative play C) parallel play D) solitary play