Answer:
1# D.The major differences between the North and the South caused sectionalism in the United States, leading to compromise between the regions.
2#C: It set the standard that new states could decide whether to ban enslavement or not.
3#B.Adams won a majority of the popular vote but lost the election because Jackson had more Electoral College votes.
4#B: enacting the Tariff of 1828
Explanation:
It would be the Arabian penisula
Lincoln's blueprint for Reconstruction included the Ten-Percent Plan,which specified that a southern state could be readmitted into the Union once 10 percent of its voters (from the voter rolls for the election of 1860) swore an oath of allegiance to the Union.
