Piaget's Observation That Infants Under the Age of About 8

Multiple Choice

Piaget's observation that infants under the age of about 8 months act as if an object no longer exists once it is out of their line of sight led to his theorizing that

A) toddlers below the age of 2 years have the ability to mentally represent objects and actions.
B) objects have independent existence, characteristics, and locations in space for infants and toddlers.
C) children do not understand the concept of numbers before the age of 2.
D) object permanence is an innate feature of cognition and is present at birth.