Jameela received a gift card to her favorite store if she received straight A's on her report card. What type of operant conditioning principle is this?

Your school is going to sponsor a lecture by a humanistic personality theorist. You can assume that the speaker will express the idea that humans are

a. all alike in their tendencies. b. primarily motivated by the libido. c. striving toward self-actualization. d. generally negative in their view of the world.

To study the impact of biological aging on motor skills, researchers focus on

A) sedentary adults. B) women in their childbearing years. C) competitive athletes. D) men in their mid- to late thirties.