Trent watches his mother hide a block under one of two cups and lifts the correct cup to retrieve the block. When his mother hides the block under the other cup, he still lifts the original cup to search for the block. Trent has demonstrated a(n)
A) A-not-B error.
B) a complete understanding of object permanence.
C) habituation to the first cup.
D) disequilibrium.

Question

Quizplus · Accepted Answer

Trent's behavior in lifting the original cup despite the block being hidden under the other cup is characteristic of the A-not-B error, where infants have difficulty understanding that an object still exists even when it has been moved to a different location. This error typically goes away as infants develop a more complete understanding of object permanence. Choices B, C, and D are not accurate descriptions of Trent's behavior in this situation.

Trent Watches His Mother Hide a Block Under One of Two