How could the North’s factories be considered an advantage?

Question

Responses

The factories could sell surplus goods to Europe for money.
The factories could sell surplus goods to Europe for money.

The factories could be converted to making supplies for the army.
The factories could be converted to making supplies for the army.

The factories could get cotton from the West instead.
The factories could get cotton from the West instead.

The factories could use newly freed African Americans as a cheap source of labor.

Answer 1

The factories could increase industrial production and stimulate economic growth in the North.