The correct answer to this question is
"C. Homeostasis continues when environments change."
It continues even on a different environment.
Explanation:
Homeostasis, any self-acting method by that biological systems tend to keep up stability whereas adjusting to conditions that are best for survival. If physiological condition is booming, life continues; if unsuccessful, disaster or death ensues.
It would most likely be letter B.
The answer is true. Because it will help by reducing the size.
Strength training contributes most to strong bones