The most important nutrients for people with osteoporosis are calcium and vitamin D. Vitamin D helps your body to absorb calcium.
What do you mean? like planning lessons or is that just the question?
I'd say D. Let him compete in all the other events.
I think they are all right.
High risk groups:
Students who stay up late at night (7/10)
Students who are extremely stressed (8/10)
Students who are party goers (risk factor 9/10)
Students who are already addicted to alcohol before enrolment (9/10)
Switching to alternatives:
Offering counselling sessions where students can gather, cry out and discuss together for emotional support
Promoting healthier and affordable drink options on campus
Promoting exercise rooms
Allowing emotional support animals for individuals
Restricting parties and setting rule limit.