It would be Alcohol, any drug use,eating unhealthy, smoking,lack of working out, lol basically having intercourse at a young age without any protection, also unintentional injuries or violence.
P.s to prevent most of these all you need to know is right and wrong and if you know these thing can have consequences then don't do them also keep your legs closed , for one of them its important to work out every now and then
The circulation that disperses oxygen & rich blood throughout the body, is "Systematic Circulation."
A because if she alone depressed and if anything else like always supervision she won't be able to try new things so the answer is (A)
I would say that it would be a fitness training blog but it also depends on personal opinion.
Hope This Helps!