Maintaining a stable internal environment is called a. heterostasis c. biological control b. homeostasis d. none of the above

b., homeostasis. It has to be 20 characters so...

Correct C). Homeostasis

Homeostasis can be defined as the ability of the body to maintain a constant environment irrespective of change in the external environment.

It is vital for the body to maintain a constant body temperature because it is required for the normal functioning of the bod. The mechanism of homeostasis is maintained by the body temperature, blood sugar, body fluid etc.

Hence, the correct answer would be Homeostasis.

answer; i believe the answer is (polygenic inheritance;

there's the proffessional site that will you.