Multiple Choice
You are watching a rat in a Skinner box, and every time a red light comes on the rat presses the lever in the box. However, when a green light comes on the rat never presses the lever. In this case, it appears that the color of the light is acting as
A) a positive reinforcer for bar pressing.
B) a negative reinforcer for bar pressing.
C) an unconditioned stimulus for bar pressing.
D) a discriminative stimulus for bar pressing.
Correct Answer:

Verified
Correct Answer:
Verified
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