Marcy is given her choice of two identical chocolate bars,one of which has been broken into four pieces. Marcy chooses the broken candy bar,believing that it has more candy. From Piaget's perspective,Marcy is showing a lack of ________,indicating that she has not yet completed the transition to the _________ stage of development.
A)proportional reasoning; concrete operations
B)proportional reasoning; formal operations
C)conservation; concrete operations
D)conservation; formal operations

Question

Quizplus · Accepted Answer

Marcy's choice indicates a lack of conservation, which is a concept developed during the concrete operational stage according to Piaget's theory of cognitive development.

Marcy Is Given Her Choice of Two Identical Chocolate Bars,one