When you attempt to buy a soda from a machine, you only do so if the lights are on. According to Skinner, the lights on the soda machine are
A)positive reinforcement.
B)a discriminative stimulus.
C)a signal for extinction.
D)a conditioned stimulus.

Question

Quizplus · Accepted Answer

The lights on the soda machine serve as a discriminative stimulus because they signal to the individual that the behavior of inserting money and selecting a soda will result in a positive consequence (i.e. receiving a soda). The presence of the lights increases the likelihood of the individual engaging in the behavior.

When You Attempt to Buy a Soda from a Machine