The Piaget's stage is divided into the six sub stages to show the development of the sensorimotor stage. The human experience the mental and cognitive development during his life time.
Piaget's sensorimotor stage is the fourth stage in the Piaget's development. The child has intentional and goal oriented behavior that determines to find the hidden object. This stage results in the increase anticipation of the particular movement.
The correct answer is - substage 4. Coordination of secondary circular reactions
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Explanation:
In Piaget's substage four which is known as coordination of secondary circular reactions. In which individuals of 8 to 12 months that shows goal directed behavior which means that develop coordination to solve problems intentionally.
It also involve the developing complex sequences from secondary reactions. He concluded that the individuals of this group have no clear image of the object if it is not direct.
Thus, the correct answer is - option 4. Coordination of secondary circular reactions
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I would tell him that other foods give you vitamin A other than carrots and he probably gets the recommended amount of vitamin A without knowing it, or he could just eat another carrot if he's that worried about it.