Its not C or D since those aren't true. Kansas was known as bloody due to huge disagreements but it became a free state, so A is your answer.
Answer:
C
Explanation:
After the "Bloody Kansas" ("Bleeding Kansas") incident, the tensions over slavery became a poison in the political parties, At the 1860 election, this was particulary seen in the Democratic Party, and as such two branches were created: the Northern Democrats and the Southern Democrats. The Southern were inspired by the pro-slavery faction the "Fire Eaters". Thus, this split allowed the election of Lincoln.
