Respuesta :

Navajo code talkersPhilip Johnston, a civil engineer for the city of Los Angeles, proposed the use of Navajo to the United States Marine Corps at the beginning of World War II. Johnston, a World War I veteran, was raised on the Navajo reservation as the son of a missionary to the Navajo.

Answer:

D. They developed a code that included elements of the Navajo language.

May I have brainliest please? :)

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