Every Week, Pearl Spends Her Allowance on 500 Grams of Sour

Multiple Choice

Every week, Pearl spends her allowance on 500 grams of sour lemon gummy candies even though they always make her mouth water. One day, as she is walking down the street, Pearl notices a girl carrying a little white bag that looks like a candy shop bag! Pearl notices that her mouth is puckering and overflowing with saliva. In this example, the conditioned stimulus is the:

A) sour lemon gummy candy
B) puckering and saliva
C) allowance money
D) little white bag