I hope this helps you with the background.
Answer:
The answer is D: fair trial
Explanation:
Carroll, Reed, and Lazear assist in Cuba's progress as a nation by finding the treatment of the country's epidemic: the Yellow Fever, through a series of experiments in the <span>U.S. Army Hospital, Havana Cuba in 1900.
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True. It was an unplanned attack led by the colonists, on British soldiers.