Sahid Cringes Every Time He Hears a Dentist's Drill, Even

Multiple Choice

Sahid cringes every time he hears a dentist's drill, even when he is sitting in the waiting room of his dentist's office. In this example, cringing in the waiting room is

A) an unconditioned response.
B) a conditioned stimulus.
C) a conditioned response.
D) an unconditioned stimulus.