Answer:
The Correct Answer is C
It regulates breathing and heartbeats.
Step-by-step explanation:
Homeostasis is, in my definition, maintaining normal levels. So, to maintain homeostasis of a heartbeat, the nervous system regulates heartbeats to prevent abnormal ones and to increase blood flow during exercise.
Homeostasis refers to the tendency of organisms to maintain a steady-state, that is, to maintain a constant internal environment.
The Nervous system maintains Homeostasis by managing and controlling all other parts of the body.