In an experiment, a click is paired with a shock that can support a maximum associative value of 15 units. Once the click picks up 15 units of associative value, it is transformed into a compound stimulus by pairing with a scent. Following these pairings, the scent will likely have _____ units of associative value, which is a demonstration of _____.
A) 0; overshadowing
B) 7.5; the overexpectation effect
C) 15; overshadowing
D) 0; blocking

Question

Quizplus · Accepted Answer

Blocking occurs when a previously learned cue (the click, in this case) prevents or blocks the learning of a new cue (the scent) when both are presented together. Since the click already has the maximum associative value, the scent does not gain any associative value, demonstrating the blocking effect.

In an Experiment, a Click Is Paired with a Shock