Which best describes John C. Calhoun? A. a two-time vice president who supported slavery and states’ rights
B. one of the great orators in history who ran for president four times
C. a Massachusetts senator who was antislavery but supported compromise
D. a president who declared nullification was a form of treason

abraham lincoln  (february 12, 1809  – april 15, 1865) was an american statesman, politician, and lawyer who served as the 16th  president of the united states  from 1861 until  his assassination  in april 1865. lincoln led the nation through the  american civil war, its bloodiest war and its greatest moral, constitutional, and political crisis.[2][3]  he preserved the  union,  abolished slavery, strengthened the  federal government, and modernized  the u.s. economy.

a and b!

dfroos means which is a and b

the government closely monitored its finances to avoid another financial collapse.

letter a is the answer