Before learning painfully that the sound of a buzzing bee signaled she was about to be stung,Sara felt no fear in response to the buzzing sound.At that time the sound of the buzzing bee was most clearly a(n)

A) conditioned stimulus.
B) neutral stimulus.
C) conditioned response.
D) unconditioned stimulus.

Neutral Stimulus

A stimulus that initially does not elicit any intrinsic response until it is associated with an unconditioned stimulus in classical conditioning.

Conditioned Stimulus

A conditioned stimulus is a previously neutral stimulus that, after being associated with an unconditioned stimulus, elicits a conditioned response.

Unconditioned Stimulus

In traditional conditioning, a stimulus instinctively and automatically induces a response without the need for previous learning.