Answer:
b. grain prices fell drastically.
Explanation:
During the post-Civil War period between 1870 and 1895, United States farmers borrowed more money from banks because grain prices fell drastically.
This was caused by the fallout of the war as the produce were not performing as optimally as they were expected which made the farmers borrow money to augment.
The advantage for US business in 1800 was that the government sold land at a low cost. The federal government had much land for sale at a rate of 1.25 Dollars per acre. Adjustments were made, and by 1854 the land was sold at an average price of 12.5 cents per acre where more than 2 million acres were sold. Lots of the land had been in the market for over 30 years before the reduction of prices by the federal government.
The New England Federalists had a very negatively to Jefferson's Louisiana Purchase since they believed this massive amount of new territory would make it very hard for the federal government to exert enough power over the US. They overcame these effects by strengthening the government itself.
Answer: The war officially ended with the February 2, 1848, signing in Mexico of the Treaty of Guadalupe Hidalgo. Mexico gave up all claims to Texas and recognized the Rio Grande as America's southern boundary.
Explanation: Hope this helped!! :D