Answer:
It is the maximum amount of pain that one person can tolerate without dying.
A. Magnesium is underconsumed.
Explanation:
<h2>1.tubberculosis </h2>
prevention: by vaccination
signs and symptoms :fever, chills losing of eating appetite
<h2>2.Hiv and aids</h2>
prevention : abstinence , avoid deep kissing
signs fever, loss of weight
