Sylvia Is Playing with a Small Stuffed Dog When It

Multiple Choice

Sylvia is playing with a small stuffed dog when it falls and rolls under her crib.She does not seem particularly distressed, and she does not search for the lost toy.According to Piaget, this would suggest that Sylvia:

A) understands object permanence
B) does not yet understand conservation
C) has not yet mastered object permanence
D) has mastered the concept of conservation