In his Cornerstone Speech, Stephenson had emphasized that its "natural" for the African Americans to serve the Whites. Stephenson believed that it is right and just for the Condeferate states to have slavers. However, the said idea was against the belief and the principles of the forefathers of the American Constitution.
The answer should be B because if you are born here you are a legel citizen by birth and if you are naturalized you passed the goverments terms, to live here.
They got a lot of their food by Fishing and Hunting, I am not sure which kind of Indians you are talking about, so i cannot tell you EXACTLY where they got their food from. but they did Fish and Hunt. so that is my answer. I hope this helped. :)
B - bodhisattvas in Mahayana Buddhism
I think it is A the war of 1812 and the burning of Washington DC by the British.