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Sixteen-month-old Akel plays endlessly with a ball, rolling it, throwing it, using it to knock over other toys, standing on it, and trying to ride on it. Which of Jean Piaget's substages of the sensorimotor stage is represented by Akel's behavior?A. Primary circular reactionsB. Secondary circular reactionsC. Coordination of secondary circular reactionsD. Tertiary circular reactions

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Sixteen-month-old Akel plays endlessly with a ball, rolling it, throwing it, using it to knock over...
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