D due to people giving up some of their rights in exchange for protection from the government.
It's C
The north had the money, the people, and the industrial power to branch out the railroad networks. So following markets and money. The north built networks to the west.
The south in contrast was did not have the capacity to construct as much railroads as the north did so therefore there was less western expansion. As well the south had more interests building canals and shipping product of the states to England.
The locations of the interment camps were strategically placed around the country. They were placed on the outskirts of the cities or in the less populated areas. These areas were chosen because it was easier for the government to set up security and the chances of attack or sabotage were lower than if the chose to do it in a more urban environments.
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