The arms of infants and toddlers often appear stubby in relationship to the size of their trunks. Which principle does this illustrate?

Instead of getting into physical fights when they want to intimidate one another, adolescents sometimes spread vicious rumours to destroy the reputation of another student. These behaviours are an example of

A) extreme prejudice. B) assertiveness. C) instrumental aggression. D) antisocial behaviour E) hostile aggression.

Cognitive-social theories have been particularly useful in treating ______

a. depression c. personality disorders b. schizophrenia d. organic disorders