The result that infants of depressed mothers tend to smile less than do other infants is thought to be caused, at least in part, by
A) operant conditioning.
B) statistical learning.
C) classical conditioning.
D) habituation.

Question

Quizplus · Accepted Answer

Operant conditioning explains this phenomenon because infants receive less positive reinforcement (e.g., smiles, attention) from their depressed mothers for their own smiling behavior, leading to a decrease in the infants' smiling.

The Result That Infants of Depressed Mothers Tend to Smile