Multiple Choice
Dr. Grainger is attempting to determine the zone of proximal development for Diane when Diane works on complex mazes. In order to do so, Dr. Grainger must measure Diane's personal performance on the maze and something else. What else must Dr. Grainger measure?
A) Diane's performance on several other Piagetian tasks
B) Diane's maze performance when assisted by a skilled helper
C) Diane's peers' performance on the same maze
D) how well Diane performed on the same maze earlier in her life
Correct Answer:

Verified
Correct Answer:
Verified
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