Alarge was an important advantage for the north because it meant that more people could fight in the union army.

A large population

Explanation:

The North had the advantage of being the main center where european immigrants would come to. A larger influx of migrants and an already sizeable population not only meant that more soldiers could be conscripted to fight for the Union, but it also meant more workers available for industrial centers that could produce materials and goods necessary for the war effort.

answer; ///i do believe that the correct answer for the above is ( which states would be free and which states would have check first good

id say bottom left to top top left to bottom right and middle to middle

explanation: