In Pavlov's Experiments He Paired the Presentation of Food with a Buzzer

Multiple Choice

In Pavlov's experiments he paired the presentation of food with a buzzer and measured salivation to each. In this experiment the salivation was

A) the unconditioned stimulus.
B) the conditioned stimulus.
C) the conditioned response, but not unconditioned response.
D) both the conditioned and the unconditioned response.