When her mother came into the room, Constance was laughing out loud at the dog's antics. This behavior usually begins at about an infant's __________ month.

Question

Quizplus · Accepted Answer

Laughing out loud typically begins around an infant's sixth month. This developmental milestone varies, but the sixth month is a common time for babies to start laughing in response to external stimuli, such as funny actions or sounds.

When Her Mother Came into the Room, Constance Was Laughing