I believe the answer is: B.the American Revolution
during the american revolution, The american colonists justify the action to revolve by stating that they felt that the british government treated them unfairly and they need to get out from their influence through the revolution. Jefferson Davis at that time argue that the southern states' action was the exact same thing.
one of the risks he took were asking the poor white kids to help him read and write. It indicates his courage by using those skills to be civil rights activist and tell the story about what slavery was like for Frederick Douglass.