Ballargean's infant test in which an infant watched a moving screen either pass through or stop on an object suggested that:
A) infants achieve depth perception earlier than Piaget's developmental stages suggested.
B) infants look longer at hidden objects.
C) infants have a sense of object permanence earlier than Piaget suggested.
D) infants look longer at moving objects.

Question

Quizplus · Accepted Answer

Ballargean's infant test suggested that infants have a sense of object permanence earlier than Piaget suggested, as they showed surprise when the screen moved in a way that would be impossible if the object remained in place, indicating they understood the object continued to exist even when it was not visible.

Ballargean's Infant Test in Which an Infant Watched a Moving