Mina Is Ten Years Old and Is Undergoing Chemotherapy

Multiple Choice

Mina is ten years old and is undergoing chemotherapy. When she goes into the treatment center for her fourth treatment, Mina experiences nausea before the treatment even begins. Her nausea had been triggered by the sight of the treatment room. In this example, the treatment room was the

A) conditioned stimulus.
B) unconditioned stimulus.
C) conditioned response.
D) unconditioned response.