Your teacher returns a paper that shows a grade of "D" instead of the "B" you expected. When you see the grade, which stage of stress response will you be in?

I think the answer is Alarm forgive me if I'm wrong

If you under eat, your bones will narrow.

The person who utilize the progression principle will keep adding the difficulty of the exercise that he's doing, while the person who does not, will only stay stagnant.  the person that utilize progression principle, will get a stronger endurance because now his body is conditioned to do harsher routines.{the answer was already on verified)