Answer:
He wanted to make helth care better and make the helth care go up not down!
Explanation:
It can cause physical harm because of people pressuring others to do dangerous activities such as robbing, killing, stealing. Emotional harm due to mental stability of if they don't do this activity they are not worthy.
You could say something along the lines of:
"Hey, Friend, what's so good about weed? Why are you always smoking it?"
If he's smoking it for medical purposes, then just drop it, but if it's illegal and he's doing it to "look cool", then I would further ask questions about it.
If this is a true or false question the answer is True Carbon dioxide is a natural product of animal and human life