Which term best completes the diagram? (help)

What was the purpose of the federal reserve act

Part a: which statement identifies the central idea of the text? a: the north was more powerful than the south and was always going to be the victor of the civil war. b: despite the obvious strength of the north, the outcome of the war was unpredictable at the time. c: the united states underestimated the strength of the south, giving it the upper hand. answer !

According to the supreme court which of these most likely prompted the arrest of the protest in edward v. south carolina