Answer:
D. FDR boldly outlined his plans for a New Deal
Explanation:
Franklin D. Roosevelt made the New Deal the center of his campaign. He promised it would bring economic recovery to the country, which was suffering greatly from the Great Depression.
This landed Roosevelt a massive victory against the incumbent Republican: Herbert Hoover.
Cash crops such as tobacco or sugar required a lot of workers.
The main way in which domesticating livestock allowed civilizations to spread is that people were freed up to do other things like woodworking and opening shops, since they no longer needed to hunt and gather their food and resources.
Tactically the Union Army was defeated in every major battle and engagement in the brutal Wilderness campaign.