The emergence of the following adaptive behaviours occur during the sensorimotor period between 8-12 months as given by Piaget.
1. Goal directed behaviour
2. Object permanence
3. Intentionality
4. Deferred imitation

A. 1, 2 and 3

B. 1, 2 and 4

C. 1, 3 and 4

D. 2, 3 and 4

Answer: Option A