Recent research on the A-not-B error suggests that the reason 10-month-olds fail to recover the hidden toy is because they ______.
A) have immature visual systems
B) have an immature motor system
C) lack logical thinking
D) lack symbolic thinking

Question

Quizplus · Accepted Answer

The A-not-B error, observed in infants, is often attributed to an immature motor system. This immaturity leads to a difficulty in updating motor plans based on new visual information, causing infants to reach for a location where a toy was previously found (location A) rather than its new location (location B), even after they have seen it moved.

Recent Research on the A-Not-B Error Suggests That the Reason