Question

In the delayed nonmatching to sample task, animals are taught in a single trial that a specific object is associated with a food reward. When this object is shown again in a subsequent trial in the presence of a new object, the animal
a. must select the old object again to receive a food reward.
b. must select the new item to receive a food reward.
c. must select first the old item, then the new item, to receive a food reward.
d. must select first the new item, then the old item, to receive a food reward.

Answer

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