Many systems of the body are interconnected. Why might a disorder that affects the nervous system cause a person to have difficulty walking? A. The nervous system determines the overall health of a person’s body and affects all body processes.

B. The nervous system controls the growth and development of bones, which are necessary for movement.
. C. The nervous system is composed of the muscles and bones of the body, which are controlled by the nerves.
D. The nervous system disorder may disrupt the ability of the brain to send impulses to the muscles, telling them to move.