Answer: Answer A
Explanation: " Harsh conditions on most reservations made hunting and farming for subsistence impossible, leading to conflicts over access to resources" does not talk about hostilities between the US government and American Indians living on reservations.
American discovered that they could grow their own food because of the native americans who taught them how when they arrived here .
All German Americans were required to join military armed forces. To those who hadn't signed up, were imprisoned.
But apparently, in many sources, it states that German-Americans in both Germany and US, were imprisoned. Sad truth :(
The AFL was a formal federation of labor unions whereas the Knights of labor was much more of a secretive type.
The answer is D. The ancient romans were also famous for eating, being sick, and then continuing eating!