His potential college dean would tell him to put some time aside to study but also take time to enjoy life.
So the answer to this is B
Depending on what water source you use, if your using faucet water your food will be clean but not totally.
If your using a lake, ocean, bodies of water your food will not be as clean, water from bodies of water are full of bacteria, and other contaminants.That being said, using a faucet is your best bet or even try to clarify water from bodies can help.
True. but it also involves endurance and stamina
It depends on what you've been exposed to and diseases in your family