D. A warm up
If you don't warm up, you end up putting your self at risk, by stressing a muscle to far or something along those lines.
Hope this helps!
The answer would be c, judgement.
Answer:
A.) Your peers
Explanation:
The library would help, your health care provider would help, and your parents or a trusted adult would help, but your peers probably wouldn't.
The term duration refers to C. how long a workout or exercise lasts.
Explanation:
The definition of duration is "the time during which something continues." C is the only answer having to do with the time the workout continues at.