I think it's called infectious agent or something close to that.
Normally endurance means hanging in for a long amount of time. This means more reps and less sets. Therefore the answer would be C.
If my answer is useful please mark as brainliest!
<span> Physical fitness is a goal; exercise is a means to reach that goal.
Physical fitness is a quality and strength of the state of muscles, heart, and ligaments. Exercise is an action that increases the quality and strength of the state of muscles, heart, and ligaments.</span>
