Answer:
Hydration, medications taken, infection
Explanation:
No, it's because we need to breathe. Your body needs oxygen. Air pressure has little to nothing to do with it as far as I know.
I believe that C. The author uses comparison and contrast to organize ideas. is the answer that you are looking for, I hope this helps!
Goals don't give anything to your future it shapes it. Let's say if you like soccer and you like to play music, you can set a goal to become a good soccer player and then you wanna learn music.