Young people are less likely than older drivers to wear seat belts. In serious car crashes, occupants not wearing seat belts are ____ likely to be killed and ____ as likely to be injured compared with those wearing seat belts

John Watson's view was that psychologists should study

a. observable behavior. b. participants' verbal reports of sensations, images, and feelings. c. learning rather than performance. d. states of consciousness.

According to ecological theory, why do children develop stranger anxiety?

a. It suggests that children think their parents have abandoned them, thus reducing the availability of breastmilk. b. It may be a survival strategy that enables babies to perceive unfamiliar faces as potentially threatening. c. It is a fear response, also named the "Moro Reflex," that helps children alert other children to the presence of danger. d. It goes back to the Stone Age, when children would cry when a potential predator appeared at the entrance of caves. This signaled to the parent to go into "protection" mode.