B. The northeast.
The northeast had more factories and more railroads than any other part of the country at that time.
Theodore roosevelt was the closest to the Bull moose party
The correct answer for the question that is being presented above is this one: "a. Massachusetts." In Massachusetts colony was the first abolitionist group formed. It was in <span>1829 when David Walker, a freeman of color originally from the South, published An Appeal to the Colored Citizens of the World in Boston, Massachusetts.</span>
I think it was because dynastic rulers were so caught up with war that they had to let china have a time of peace so they could focus on wining their wars. I hope i helped you out!