Every time Harriet cried, her mother would immediately pick her up.Now Harriet is a real crybaby.Based on what is known about operant conditioning, you should conclude that for Harriet, being picked up acted as:
A)a negative reinforcer for crying
B)a conditioned stimulus for crying
C)an unconditioned stimulus for crying
D)a positive reinforcer for crying

Question

Quizplus · Accepted Answer

Harriet's crying behavior was reinforced by her mother picking her up, which suggests that being picked up acted as a positive reinforcer for crying. As a result, Harriet learned that crying was an effective way to get her mother's attention and desired response.

Every Time Harriet Cried, Her Mother Would Immediately Pick Her