What did Piaget call the error that infants made when an object was hidden under blanket B but the infants stopped looking for the object after they looked under blanket A?

Question

Quizplus · Accepted Answer

Piaget called this error the A-not-B error, as infants mistakenly continue to look for an object under the first hiding place (A) where they previously found it, rather than accurately searching for it under the new hiding place (B) where they watched it being hidden.

What Did Piaget Call the Error That Infants Made When