Why Does the Finding That 4-Month-Old Infants Have Intermodal Perception

Why does the finding that 4-month-old infants have intermodal perception challenge Piaget's theory?

A) Piaget argued that young infants do not have the ability to coordinate sensory information from multiple sources.
B) Piaget believed that this ability was present at birth.
C) Piaget discounted many infant behaviors indicating intermodal perception as coincidental and random.
D) Piaget believed that infants relied primarily on vision to build cognitive ability throughout the first year of life.