The second stage of the cognitive development theory of Piaget is?

The second stage of the cognitive development theory of Piaget is?
(a) Sensorimotor stage
(b) Preoperational stage
(c) Concrete operational stage
(d) Formal operational stage

✅ Correct Answer: (b) Preoperational stage
Explanation: The preoperational stage (2–7 years) is the second stage, marked by symbolic thinking and egocentrism.