Which Finding Has Been Used to Suggest That Extinction Mimicry

Multiple Choice

Which finding has been used to suggest that extinction mimicry is not simply due to rats no longer liking the food reward?

A) When dopamine is blocked in rats,the rats act as though they like all foods.
B) When dopamine is blocked in rats,the rats no longer display an aversive ("ugh") reaction to foods they dislike.
C) Parkinson's patients rate the pleasantness of foods the same way that healthy people do.
D) Parkinson's patients tend to dislike most foods.