By the middle of the 1800s, the North enjoyed which economic advantage over the South?

A

larger crop yields per acre

B

a tighter trade relationship with Europe

C

a better transportation network

D

lower labor costs

C. A better transportation network

The North had more people, more minerals, more factories, and more miles of railroad tracks. The north was more advanced than the south. The South's economy was based mainly on the production of cotton for export.