Nine-month-old Avery can retrieve his ball when his mother hides it under a blanket.Avery has begun to master __________.

Question

Quizplus · Accepted Answer

Object permanence is the understanding that an object continues to exist even when it is out of sight. Avery's ability to retrieve the ball when it's hidden under a blanket indicates that he understands that the ball still exists even though he can't see it.

Nine-Month-Old Avery Can Retrieve His Ball When His Mother Hides