Calcium is what you should look for to strength your bones, therefore leading to a better growth development.
Answer:
I think all of them because using suncreen can have less risk for skin cancer, avoiding tobacco can have less risk for lung cancer, getting enough sleep means we can be energetic and not get sick that much, and eating a healthy diet makes us more healthier.
Explanation:
A person should at least get 60 minutes of physical activity a day.
