According the the Homestead Act of 1862, the only two valid answers are A. Settlers had to promise to avoid contact with American Indian tribal lands and D. Settlers had to improve the land (e.g., by buying a house) to keep it.
Flight 93 i believe cause thats what I remember
German hyperinflation crisis in November 1923 when money essentially became worthless. In order to solve this a new currency was made : the rentenmark.
I believe it is 1776, the answer would be B.
