Two Stimuli Are Inhibitors and Predict No US

Multiple Choice

Two stimuli are inhibitors and predict no US. If they are combined with a third CS without the US, the third CS will

A) become weakly excitatory, confirming the Rescorla-Wagner model.
B) become weakly excitatory, in contradiction to the Rescorla-Wagner model.
C) remain neutral, in contradiction to the Rescorla-Wagner model.
D) be blocked in acquiring inhibition, consistent with what the Rescorla-Wagner model predicts.