I believe it's First Aid.
Well i am not 100 percent sure but i think the answer is D.
Answer:
because of their metsbolism
Explanation:
people who are more physically active tend to have a faster metabolism than those who are not. thus, their bodies break down foods faster and process those nutrients at a quicker pace than the latter.
The most important reason to washing a cutting board is because it can grow bacteria, if it's not washed with bacteria cleaning soap and hot water.
Sedentary lifestyle, alcohol and drug use, Tobacco, sexual activity, dangerous behavior, and poor nutrition.