Voting as a partisan can be an effective way to mobilize your constituents to keep voting for you, as long as you don't engage even more partisan wings of your party.
Unlike moderates or people who compromise, partisans don't have the ability to draw new members into their coalition, unless new people see their way of thinking.
B is your answer
Hope this helps :)
<span>C. Ratification of the Constitution
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It was the main supplier of cotton
it was the central rail hub
Water shortage would be the main limiting factor