Which of the following best defines the nervous system? A. The nervous system is responsible for controlling and coordinating all of the activities of the body. B. The nervous system is responsible for controlling and coordinating all of the movement of the body. C. The nervous system is responsible for controlling and coordinating all the interactions of the body. D. The nervous system is responsible for controlling and coordinating all of the synapses of the body. Please select the best answer from the choices provided A B C D.