B. having limited oppurtunities
Because carbon monoxide is formed by burning carbon in limited supply of oxygen <span />
I learned in my Psychology class it can be anyone who majors in psychology. Sometimes it'll have to be a nurse. It depends on what type of the treatment they need and what issues they have.
It lowers the salt balance because the water dilutes it
Drug abuse is when you use drug for your own pleasure but medicine is for your health