There Are Research Studies That Suggest That Early Experience Exploring

There are research studies that suggest that early experience exploring objects may not be essential for normal cognitive development. Which statement supports this?

A) Access to toys is highly predictive of the intellectual capabilities of white North American children.
B) Access to toys is highly predictive of the intelligence test performance of Hispanic children.
C) Despite wide cultural differences in access to objects, infants the world over follow the same sequence of sensorimotor development and use the same procedures to manipulate and explore objects.
D) Infants in poor health continue to engage in toy play in all parts of the world.