Answer:
b
I got my answer off usa test prep
Answer and explanation: These are important elements to a democracy because in a democracy, everyone is thought to be equal, should have access to freedom, and should be treated with justice.
B because civil rights were earned after the civil war, A war with the anti-Slavery states and The Slave states. Aka The Northern and Southern states
Here is an Article from History.com!
https://www.history.com/topics/american-civil-war/american-civil-war-history
Have a great day!