Once the body has begun shivering, what happens to make it stop shivering?

A) When body temperature returns to normal, the respiratory system sends a message to the skeletal system to stop shivering.

B) When body temperature returns to normal, the nervous system sends a message to the muscular system to stop shivering.

C) When body temperature is below normal, the nervous system sends a message to the skeletal system to stop shivering.

D) When body temperature is below normal, the respiratory system sends a message to the muscular system to stop shivering.