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A child is shown two identical glasses of water. The water of one glass is poured into a taller and thinner glass. The child says that the taller glass has more water. Which one of the following is the most appropriate explanation as per Piaget?
- AThe child is in the concrete operational stage and lacks reversibility
- BThe child is in the sensorimotor stage and lacks object permanence
- CThe child is in the pre-operational stage and has not yet attained conservation
- DThe child is in the formal operational stage and lacks hypothetical thinking
Correct answer: C