The central nervous system a) consists of all body nerves b) includes the brain and spinal cord c) is composed of two types; somatic and autonomic d) is subdivided into four parts

The central nervous system is in the center of the body, and is where the nervous system is controlled. The central nervous system (B), includes the brain which controls and is the ‘center’ for the nervous system signals, and the spinal cord, which located near the center of the body.

i believe your answer would be phagocytosis