The was negotiated between the united states and mexico to establish the border between texas and mexico as the rio grande.

compromise of 1850
annexation of mexico
decision of the alamo conflict
treaty of guadalupe hidalgo

your answer would be (a)

it increase by 12% a year from 1812-1820

roosevelt essentially took the opposite approach as hoover in taking on the great depression. herbert hoover thought that america and its economy could naturally recover from the depression in due course, so he adamantly restrained the federal government from intervening on behalf of the people affected. on the other hand, roosevelt dramatically increased employment by expanding the federal government and establishing agencies that would aid in relieving some of the country's worst problems.