Lloyd’s roommate, Don, classically conditioned Lloyd to cringe whenever Don opened a squeaky drawer by pairing a squeak with a ping pong ball to Lloyd’s head. Lloyd wants to return the favor, so when Don is out, Lloyd discretely wires an electrode to the drawer handle to Don will be shocked when he touches it. Lloyd is using

a. negative reinforcement
b. positive reinforcement
c. negative punishment
d. positive punishment

Which of these describes the most important popular jobs in the new england colonies

Most sociologists agree that: a. culture is central in shaping gender roles, but only in preliterate societies. b. biological factors have some influence, but cultural factors are more important determinants of gender roles. c. biological factors are influential in determining gender roles, but only in industrial or complex societies. d. biological factors only explain differences between men and women with regard to aggression and disease. e. there is no difference between the influences of culture or biology on the development of gender roles, as they are unpredictable.

The social contact theory states that