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What is the answer?
Alejandro is 3 yrs old. He is now able to sort his blocks by their color. alejandro has developed:
a. a new behavioral scheme
b. a new mental scheme
c. object permanence
d. abililty to assimilate.
please help, its been 2hrs i have been trying to figure this out.thanjyou.

This question was asked on Mar 24, 2010.

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