If you want to jump faster, you should choose a rope that is O heavier.
O lighter
O the same
O none of the above.

Ibelieve it would be d (side effect) sorry if i'm wrong(:

People need to distract themselves with actitives. they can also find a natural high. an example would be eating alot of meat. that meat can release dopamine to the brain which gives one a natural high feeling.

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)

Ithink the answer is b hope this