Every time a rat presses a lever,it receives a small injection of cocaine.That rat begins pressing the lever more and more,indicating that cocaine is a:
A)positive reinforcer.
B)negative reinforcer.
C)positive punisher.
D)negative punisher.

Question

Quizplus · Accepted Answer

The increasing behavior of the rat pressing the lever indicates that the small injection of cocaine functions as a positive reinforcer. Positive reinforcement is a consequence that strengthens a behavior by adding a desirable stimulus. In this case, the rat's behavior of pressing the lever is reinforced positively by the injection of cocaine, which increases the likelihood of the rat repeating the behavior to receive the same desirable outcome.

Every Time a Rat Presses a Lever,it Receives a Small