Which choice correctly defines a component of the nervous system?
1. sympathetic nervous system, autonomic nervous system
subdivision that calms the body, conserving its energy
2. autonomic nervous system, peripheral nervous system
division that controls the glands and the muscles of the
internal organs
3. somatic nervous system, the sensory and motor neurons
connecting the central nervous system to the rest of the
body
4. peripheral nervous system, the brain and spinal cord