Answer:
I would say D) his own decision to do the wrong thing. I hope this helps! :)
Instead of period use coma poverty
(D) The waste (amino acids) build up in your muscles after prolonged use, and causes that burning sensation.
A: Wrong - Carbon Dioxide is the waste product of your body intaking oxygen, and is painless.
B: Wrong - Your body does not produce or ferment alcohol.
C: Wrong - Your body does not produce oxygen, it's consumed.
You may be allergic to the medicine, your body might not be able to process the medication correctly, and you may overdose