What was the name of the theory created by Urie Bronfenbrenner that attempted to explain how different social layers impact the child's development?

Suppose you observe a baby focus his eyes on a rattle being held in front of him, and then he moves his arm and hand out and grasps the rattle, taking it from the person holding it

This series of actions is a good example of the visually guided reach. Indicate whether the statement is true or false

Based on developmental studies of children who later developed schizophrenia,

a. it is usually impossible to detect early signs of the disorder. b. the first signs are usually delusions or hallucinations. c. the first signs are usually seen in the way children move. d. the first signs are usually seen in speech problems.