Well I would have 1 person per room rather than 2 and I would have 2 guards per person depending on how mentally unstable they are.
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Answer:
Maybe Q u i z l e t would have the answers to these?
Explanation:
The answer would be "D. TRACHEA". It is because the first part of the pharynx which is the nasopharynx transports air from the nose down to your throat and eventually to the lungs where gas exchange between carbon dioxide and oxygen occurs.