the correct answer would be the letter choice A
Answer: A. Navajo Indians in the U.S. Marine Corps developed an unbreakable code using their native language.
Navajo is a language that is not written and is very complex with its incomprehensible syntax, tonal qualities and especially the dialects. That is the main reason that Navajo language was used to secure communications during the war.
There was no specification, so they could serve as many as they wanted but after teddy Roosevelt served two terms and said that was plenty, they put it in the constitution as two terms or ten years
Hope that helps
Answer:
Meriwether Lewis - he was the leader of the expedition, and he had an enormous responsibility to explore the recently acquired territories of Louisiana. Because of his appointment by President Thomas Jefferson, Lewis was anxious and worried if the attempt would fail.
Wiliam Clark - he was an explorer, and he was appointed by Lewis because of his experience to deal with the native people. Clark was not an amateur, but the anxiety to explore a brand new territory and the complex relations with the natives were not a surprise.
Sacajawea - she was a native American and the guide and interpreter of the expedition. She was cheerful to help Lewis e Clark, especially with the possibility to increase the presence and the contribution of the Native Americans in the development of the country.
York - an African American explorer, first enslaved by Clark. Because of his strength, he was responsible for the heavy labor of the expedition.
Explanation:
I think it would be the failure to pass treaties. European nations are often in conflict over land territories and vast riches of the country. Another reason why the European countries always care in conflict, it would be religion. Many of them are firm believers Christianity. I think this was the reason why there was Crusades occur.