Answer:
C. Sensorimotor
Step-by-step explanation:
The sensorimotor stage is the 1st stage according to Jean Piaget in a child's life, it is the stage where a child communicates with their environment using their senses and through actions.
There are sub-stages involved in sensorimotor stage which are the reflex acts, primary circular reactions, secondary circular reactions, coordination of reactions, tertiary circular reactions and early symbolic thought this sub-stages starts from 1 month and last up to 18 months of the child's life.