In the First Training Phase of a Study, a Rat

Multiple Choice

In the first training phase of a study, a rat is trained to expect food whenever a light flashes. In a second training phase, the rat receives food whenever the left key light is illuminated but no food when the right key light is illuminated. The rat has some difficulty learning the association in the second training phase, likely because of

A) retroactive interference.
B) proactive interference.
C) encoding failure.
D) trace decay.