Option 4 is the correct answer because the ability to maintain stable internal environment is known as homeostasis. However, the body keeps up (maintains) homeostasis for some factors including temperature. Moreover, water homeostasis in body is maintain through the ingested liquids which basically depends on thirst. The plasma membrane also keeps up (maintain) homeostasis by the regulation of useful materials within the cell.
The answer to the question is True
Explanation:
least population is Roraima and the most population is Sao Paulo