You trained a rat to press a lever using positive reinforcement. When the behavior was well-learned you stopped giving the reward for the lever-pressing behavior. Most likely, you next discovered that the
A. lever-pressing behavior increased.
B. rat developed an avoidance response.
C. lever-pressing behavior was extinguished.
D. rat learned stimulus discrimination.
Answer:C
You trained a rat to press a lever using positive reinforcement. When the behavior was well-learned you stopped giving the reward for the lever-pressing behavior. Most likely, you next discovered that the
A. lever-pressing behavior increased. B. rat developed an avoidance response. C. lever-pressing behavior was extinguished. D. rat learned stimulus discrimination.