Answer:
Sensorimotor stage
Explanation:
The sensory-motor stage is the first stage out of four stages given by Piaget's theory of cognitive development. It starts from birth to 2 years. It is the periods of rapid growth. the child learns through his senses and actions. The child use assimilation and accommodation process to adapt to the world.
This stage is broken in six sub-stages:
- Reflex acts
- Primary circular reactions
- Secondary circular reactions
- Coordinating secondary schemes.
- Territory circular reactions
- Symbolic thought.
Object permanence, the object concepts which is related to the existing and event occurs in the world independently of self actions