Answer D. All of the above
This question has already been answered by user Pink Floyd.
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.
Condoms
vaccines
controlled rooms of sick/affected people
Watch with a timer would be the most useful for monitoring your heart rate
The cerebellum is in control of coordination, movement, and balance, so it's the cerebellum.
