Eleven-month-old Luis watches as his mother comes in and out of his bedroom while she is putting away laundry. Luis does not get upset when his mother leaves the room since he seems to know that his mother is still in the house, even if he cannot see her. Luis is demonstrating which of the following?
object permanence

Object permanence

Explanation:

Object permanence is used to describe a child's ability to know that objects continue to exist even though they can no longer be seen or heard. When an object is hidden from sight, infants under a certain age often become upset that the item has vanished. knowledge of the continued existence of objects even when they are not directly perceived. Such is what was demonstrates by eleven year old Lucy

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