Which of the following is an example of anaerobic exercise? a skimming b weight lifting c dancing d tennis

B is the correct answer. Anaerobic exercise is only done in short bursts for small amounts of time. Dancing and tennis are examples of aerobic exercise.

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)

Iguess it you with your back