When a stimulus similar to the CS also elicits the CR, the phenomenon is called _______.

A) stimulus discrimination
B) stimulus generalization
C) spontaneous recovery
D) 2nd order conditioning

Stimulus Generalization

A learning process in which responses to a specific stimulus are elicited by similar stimuli.

Stimulus Discrimination

The ability to differentiate between similar stimuli and respond differently based on past learning.

2nd Order Conditioning

A form of conditioning in which a stimulus that becomes a conditioned stimulus is used to condition a second stimulus.