Answer: Isla might suspect that her patient suffers from COPD
Explanation:
A chest X-Ray image of COPD patients may reveal enlarged lungs, a flattened diaphragm, or potentially dangerous air pockets in the lungs. The diaphragm may appear flattened in the chest as a result of hyperinflation as the lungs push against the diaphragm forcing it downward.
The answer is: [C]: "Calorie" .
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Note: The "capital "C"; which means "food calorie".
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The flu is spread every 30-45 years since the 16th century, so we know when to prepare and how to do it. Also, we have learned where it will strike and the containment. Hope this helps! :)