Generally speaking, in a cost-benefit analysis done by a government, “cost” is defined as the negative aspect of what will happen if the government decides to go through with whatever they're debating. It's what the government will lose as a result of this action.
Men looked at them a different way
Provided railroad companies land free of charge.
In order to help expand railroads throughout the country after the civil war, congress made railroads expand significantly; bringing even remote parts of the country into a national market economy.
C) Marcus Garvey is the answer