Answer: North
Explanation:
When the Civil War broke out, the North outclassed the South in anything industrial because they had focused on industrialization while the South had focused on agriculture.
One area the North had complete dominance was in transportation. With railroads being the major means of transportation at the time, the side with more railroads was considered more equipped and the North had more than twice the railroads the South had.
In 1787, George Washington was persuaded to attend the Constitutional Convention and subsequently was unanimously elected its president.
We need to know the answers that can me applyed :)
I believe the answer is D