Answer to Question 1
C
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If untreated, HIV depletes an individual's immune system over a number of years, allowing the development of both minor and major opportunistic infections and cancers, eventually leading to death. In an untreated person, the average time from acquisition of HIV until a diagnosis of AIDS is about 10 years.
Answer to Question 2
A
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Hydrostatic pneumonia needs to be considered owing to less activity. Dehydration or poor nutrition can occur in the very old age because of poor eating habits and confusion. Confusion is considered for the very old, which can be caused by anesthesia and change in routine. Bleeding disorders are considered with the use of certain prescription medications.