I think it’s b because it helps the blood cells enable more oxygen and takes it to the muscles
Hope that help
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Explanation:
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There's a thing...
They wouldn't ever let you do that unless the patient has moved, deceased or have changed doctor's , If you could get a chance to do that and they caught you , the patient would give you a notice or incase the doctor sended something to her/him and someone else would get the mail , and it could be very important ..hoped this helped
Maybe their neck because it is barely covered