The correct answer is option D.
William Crawford Gorgas was the army doctor who brought yellow fever under control in Panama.
William Crawford Gorgas
William Crawford Gorgas was a U.S. Army surgeon who contributed greatly to the building of the Panama Canal by introducing mosquito control to prevent yellow fever and malaria.
How did William Gorgas eradicate yellow fever?
Gorgas directed a control strategy to identify and destroy mosquito breeding places, and after only a few months of a strict mosquito control program, yellow fever was eradicated from Havana.
Learn more about yellow fever and malaria here: brainly.com/question/10873784
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