Two children, jane and joan, have been eyeing a new water pistol in the local toy store for months. each is convinced that her parents will buy her the water pistol as soon as summer comes. yesterday, jane's parents bought her the water pistol, which turned out to be the last one in the store. as soon as joan found out, she had a temper tantrum and hit jane in the stomach. best explains joan's behavior. a) social exchange theory. b) frustration-aggression theory. c) social learning theory. d) the emotional consistency effect.