In a ______ Discrimination Task,animals Are Trained to Respond Differently

Multiple Choice

In a ______ discrimination task,animals are trained to respond differently to environmental cues (such as tones) that differ only on one dimension (such as pitch) ,while in a ______ task,the reinforcement contingency associated with a particular stimulus depends on the status of the second stimulus.

A) peak; two-choice
B) conditional; two-choice
C) two-choice; conditional
D) two-choice; peak