I think it could be C. I think that there’s enough evidence supporting the topic sentence but the writer is not maintaining a formal style. This is because she or he is talking about her aunt which should not be included in an essay. I hope this helps:)
Answer:
Former republics are more difficult to rule than hereditary states, and they will rebel if they are not tightly controlled.
The correct answer is: [D]: " most " .
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A) New England, B) Post-civil war south, D) American West