The correct answer is A) It's government was well established.
At the outbreak of the Civil War, the American government has had the same structure for over a little less than a century. Whereas the Confederacy declared themselves free from the Union and created their own form of government that was extremely inexperienced. By the time the Civil War started, the Confederates had a government that had been in place for less than a year.
The progressive reforms were prompted by the progressives who included men and women who fought against ruthless big business and corporations, trusts and political machines and called for reforms to combat the evils of child labor, poor working conditions, health and safety, squalid living conditions, the rights of women and minority groups, unfair business practices and consumer protection.
I would think it would be D.
A is incorrect as slavery was just made illegal.
B is incorrect as the United States could not allowed African Americans to not abide by laws.
C is incorrect as it encourage the slaves to assault the slave owners
Frederick Douglas often gave speeches about his slavery years