Correct Answer:
B. 4
Jean Piaget described four distinct stages of cognitive development: sensorimotor, preoperational, concrete operational, and formal operational. Therefore, options 3, 5, and 6 are incorrect numbers of stages.
Jean Piaget described four distinct stages of cognitive development: sensorimotor, preoperational, concrete operational, and formal operational. Therefore, options 3, 5, and 6 are incorrect numbers of stages.