The conditioned stimulus in the study is:
A.encenicline.
B.the foot shock.
C.the light.
D.freezing behavior.
passage: A fear conditioning paradigm was used whereby in the first phase, foot shock, which induces fear in mice, was paired with a bright light for many trials. In the second stage, only the light stimulus was presented, which induced fear, and the percentage of time spent freezing was measured.