In classical conditioning, the stimulus causes an unconditioned response. a. conditioned b. unconditioned c. controlled d. uncontrolled select the best answer from the choices provided

B. Unconditioned

For example, if the smell of a favorite food is the unconditioned stimulus, the sensation of hunger in response to the smell of food is the unconditioned response. These theories were originally tested by Pavlov, he studied the learning of behaviors in response to stimuli.