All of the following were causes of the American Civil WarExcept

A. The election of Abraham Lincoln, a member of the anti-slavery Republican Party, which ultimately slavery states such as South Carolina to start the process of secession

B. The caning of abolitionist-senator, Charles Sumner, by a pro-slavery congressman from South Carolina serves as one of many, examples to demonstrate escalated tension between the North and the South

C. The passage of the 14th Amendment, which grants blacks the right of citizenship in the United St
law was put in place to over throw the Dred Scott decision of 1857 that ruled slaves could not sue
freedom due to being property and not a citizen of the US

D. None of the Above