Well when teens fight they may be going through some things in their life. We can't just place a reason for them, but one that makes sense for this is A. The cannot control their anger.
For this one you have to use pressure and a cloth : A. <span>Wrap the detached tissue in cloth.
For this one it is involved in the </span><span>cardiovascular system aka the circulatory system.B. hypertension is your answer. It is high blood pressure.
This one is obvious. It is D. stores that sell tobacco to minors.