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Lucy solves a chemistry problem by systematically testing several hypotheses. she is at which stage of cognitive development, according to piaget?

1 Answer

1 vote
I believe the answer is: Formal operations

According to piaget, Formal operations refers to a phase of cognitive development that granted people the ability to develop abstract concept and hypothetical reasoning.This stage most commonly happen between the age of 12 - adulthoods.
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User Deshan
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