The answer is B. Celts.
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Celts believed that collecting heads after a battle was one of the greatest honors. Heads were their trophies.
federal courts Part of the judicial branch of the United States government.
state courts Part of the judicial branch of the relevant state.
The most deadly illness the pioneers have faced was Oregon Trail, it was spread by for hunting food, picking berries, and most of all this terrible game kids used to play that made them realize the Oregon Trail was real. It also lead up to bad fever, cholera, and dysentery.
This is the main reason of the deadly illness pioneers had.
Hope this helps you :)
Explanation:
One it is because most people understand the language and everything manufactured is in English.
Two,more importantly it is widely spoken in almost every country including those who still uses their vernicular languages,they at least use english
