Answer:
I believe it where a people in surgical class are ranked one above the other according to status or authority.
Explanation:
Patients with multiple procedures are assigned to the highest surgical class in the hierarchy to which one of the procedures is assigned. ... The surgical hierarchy for each MDC reflects the relative resource requirements of various surgical procedures.
Answer: The things that are listed .
Explanation: The circulatory system is made up of blood vessels that carry blood away from and towards the heart : Arteries carry blood away from the heart and veins carry blood back to the heart .
Answer:
showing devotion to one another
Say no
come up with an excuse to leave
tell them about the negative effects of drugs then say no
say you don't do drugs
tell them you can't
walk away