Kaylin had morning sickness during her pregnancy and each time she entered the lobby of her building, the potpourri near the elevator added to her nausea. Now the baby is three months old, but when Kaylin stands by the elevator with the baby, she feels a wave of nausea. The nausea from the lobby is:

conditioned response

Explanation:

Based on the information provided within the question it can be said that in this scenario the nausea from the lobby is conditioned response. This term refers to an automatic response established by training to an ordinarily neutral stimulus. Which in this case since she continuously experienced nausea in the lobby during pregnancy her body associated the lobby with the feeling of nausea, which is why she still gets nauseated every time.

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