Sherman is going to give Luella some flowers. He really wants her to like them. According to the principle of excitation transfer, when would be the best time for Sherman to give her the flowers?
a) Just before Luella is going to go for a jog.
b) When she has been sleeping for ninety minutes.
c) About a half-hour after she has taken a tranquilizer.
d) A few minutes after she has finished jogging.