I think it’s b because it helps the blood cells enable more oxygen and takes it to the muscles
Hope that help
<span>Running, swimming, and using a treadmill are all ways to improve a good health. They are all </span><span>excellent conditioning exercises, each providing an all-over workout with cardiovascular benefits. </span>
Answer:
Lifestyle Factors
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Answer: Boxing/MMA
Explanation: In boxing, it is crucial to determine you fitness parameters so that you don't get yourself hurt. You don't want to hurt to preparing for a fight, and you want to prepare yourself properly so that you don't get hurt during the fight.