Answer:
D
Explanation:
I say D because all of the other options are physical and environmental.
His coach, so they can discuss times for practice that also leaves time for studying.
An infection is a disease caught by a person or people that could make someone or something sick. It can be cured or repelled with a special medication.
Answer:
Stress is your body's reaction to the demands of the world. Stressors are events or conditions in your surroundings that may trigger stress.
As long as calories consumed and expended are not the same, diet or activity level should be adjusted for the good of the body's health.