Stabilizing selection... I think it might be right if I'm wrong, sorry if I am.
Stretch I believe would be good
The answer is "C".<span>
It learns to respond appropriately to stressor. </span>
<span>Human body is an amazing mixture of muscles and
intelligence, when a situation arises which is tiresome the body automatically
starts adjusting to its possible limits and when the situation is repeated it
responds appropriately. </span>
