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The psychologist who developed the theory of cognitive development:

AJean Piaget

BLev Vygotsky

CBenjamin Bloom

DB.F. Skinner

Answer:

A. Jean Piaget

Read Explanation:

Jean Piaget is the psychologist who developed the theory of cognitive development, which describes how children's thinking evolves in stages as they grow.

Piaget’s Four Stages of Cognitive Development:

  1. Sensorimotor Stage (0–2 years)

  2. Preoperational Stage (2–7 years)

  3. Concrete Operational Stage (7–11 years)

  4. Formal Operational Stage (11+ years)

His theory emphasizes how children actively construct knowledge through interaction with their environment.

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