As a driver if you refuse a test to determine the amount of alcohol in your body what can happen

You can get arrested 

Warm up, exercise, cool down

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)