Answered

All of the following were advantages the North enjoyed over the South EXCEPT

Aa larger population.
Cmore military colleges.
Bmore industry.
Dmore miles of railroad tracks.

Verified Answer :

C. more military colleges.

The North had two thirds of the railroads in the US, it had more cities and therefore a larger populations and it had more industry as the South was a largely agrarian society. Therefore, C is the correct answer because of the process of elimination.