Sheri Wants to Get Her Husband, Carlos, to Finish Waxing

Sheri wants to get her husband, Carlos, to finish waxing the car before they go out for the evening. Being a student of Jeffery Gray's theory of personality, Sheri knows that the best way to get her impulsive husband to complete the task is to

A) go about her business because she knows Carlos will finish waxing the car on his own.
B) threaten to not make dinner if he does not complete the wax job.
C) promise to reward him with his favourite dinner if he finishes waxing the car.
D) yell at Carlos every time he starts to slack off from working on the wax job.