Multiple Choice
Research on Piaget's stages of cognitive development indicates that children in the concrete operational stage acquire an understanding of _____ before an understanding of _____.
A) conservation of length; conservation of quantity, mass, and number
B) conservation of quantity, mass, and number; conservation of length
C) transitivity; seriation
D) seriation; transitivity
Correct Answer:

Verified
Correct Answer:
Verified
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