C.) It is a secret route that slaves took to escape from Southern slave states to the North. Even though Harriet Tubman started this, it wasn't to help slaves become free it was to help them escape so it's C
The 1920s were a unique time in the United States in the sense that it was a time of great economic prosperity and also great social woe. What led to this tension was a mix of rising immigration levels and and irresponsible attitude towards money and spending.
D. a combination of history and legend
They created something called the New Deal.
The answer is A.
There is no way that the French Revolution was peaceful and short. The French Revolution became violent after the execution of King Louis XIV, later brining the start of the reign of terror. A time where there were mass executions of people not accepting and supporting the revolution.