Answer:
B) Object permanence
Explanation:
Object permanence: In psychology, the term object permanence occurs in the sensorimotor stage of the theory of cognitive development that was proposed by the famous psychologist named Jean Piaget.
According to Jean Piaget, the term object permanence is defined as a child's understanding that a particular object still exists even if that object is not being perceived, for example, heard, seen, smelled, etc.
In the question above, the given statement signifies the importance of object permanence.