What Is the A-Not-B Error

Multiple Choice

What is the A-not-B error?

A) the tendency of infants 8 to 12 months of age to grasp objects which their parents prefer them not to have
B) the tendency of infants younger than 8 to 12 months of age to turn their heads in the opposite direction from a sound
C) the tendency of infants under 8 to 12 months of age to persist in searching for a hidden object rather than turning their attention to a distractor
D) the tendency for infants 8 to 12 months of age to search for an object in a place it has previously been found rather than in the second place where they have seen it being hidden