The general subject in all of the 7 debates between Lincoln and Douglas was slavery, which was an extremely hot issue then.
Iron and ore help create steamboats and railroads for transportation or goods
I would say D. All of the answers are correct.
It was the Louisiana purchase.
Answer:
Rather than seeing unbalanced government budgets as wrong, Keynes advocated so-called countercyclical fiscal policies that act against the direction of the business cycle. ... Monetary policy could also be used to stimulate the economy—for example, by reducing interest rates to encourage investment.