In one study of infants' emotions, infants learned that when they pulled a string they saw pleasing pictures. When pulling the string no longer resulted in pictures being displayed, infants:

Question

Quizplus · Accepted Answer

Infants displayed anger when the action of pulling the string no longer resulted in the expected pleasing pictures. This reaction is consistent with studies on infant behavior, indicating frustration or anger when expected outcomes are not met, especially after learning a cause-and-effect relationship.

In One Study of Infants' Emotions, Infants Learned That When