The answer is B. The only explanation I can give is that A and C are wrong because the legislative, judicial, and executive branches all share power. As far as D goes, the states' own laws don't really affect each other so there is no need for the power to be shared among them. Anything outside of the state becomes federal.
A.
Cardinal Richelieu served as King Louis XIII's Chief Minister (sometimes also called First Minister) from 1624. He sought to consolidate royal power and crush the odds against him.
Answer:
Choice B, "To prevent formerly enslaved people from voting"
Explanation: