The difference between feature-negative and feature-positive discriminations is whether
A) the US occurs or not when the feature is present.
B) the CS is reinforced alone or in compound.
C) food or shock is used as a US.
D) a food or shock US was used on the preceding trial.

Question

Quizplus · Accepted Answer

In feature-negative discrimination, the unconditioned stimulus (US) does not occur when a specific feature is present, indicating that the presence of the feature signals the absence of the US. Conversely, in feature-positive discrimination, the US occurs when the feature is present, signaling that the feature predicts the occurrence of the US.

The Difference Between Feature-Negative and Feature-Positive Discriminations Is Whether