Answer:
The correct answer is - homeostasis.
Explanation:
Homeostasis is the ability of the body to change its internal environment according to the external environment to maintain the equilibrium of the body for essential functions not to disturb.
During exercise body temperature rises as small blood vessels near the surface of the skin increase diameter in the response to cool down the body. This is one of the examples of the homeostasis process.
Thus, the correct answer is - homeostasis