Answer:
C. Greek
Explanation:
Greeks were the pioneers of medicine together with romans and italians
Not one specific person discovered medicine
A food-spoiling microorganism is reffered to as mold
Tolerance can in fact cause an overdose, because the greater tolerance you can get the more of a certain substance your body will need eventually leading your body to take more than it can handle leading to overdose and death.
The stress? Bad eating habits due to lack of money and time? There could be lots of reasons but that's what came to mind first.
