Joan Is Trying to Potty Train Her Dog

Multiple Choice

Joan is trying to potty train her dog. So every time the dog goes outside to the bathroom, she says "good dog" and gives him a treat. Now the dog goes outside just to hear Joan say "good dog". Saying "good dog" can be considered as a

A) primary reinforcer
B) secondary reinforcer
C) negative punisher
D) delayed gratification
E) generalized response