What event made southern states finally decide to secede? (Civil War Causes)

a. The election of Abraham Lincoln

b. The Kansas-Nebraska Act

c. The Dred Scott decision

d. The Missouri Compromise

answer; i do believe that the (14th)fourteenth amendment is the correct answer

norsemen from northern countries had made earlier journeys

- "a new era of american politics began with jackson's election in 1828, but it also completed a grand social experiment begun by the american revolution. nevertheless, jacksonian democracy represented a provocative blending of the best and worst qualities of american society."

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answer; i believe that the correct answer is,lies(political rhetoric);