Both Thomas Malthus and David Ricardo, who described the "iron law of wages," linked poverty to: population growth.
lack of government oversight.
capitalist greed. educational opportunity.

d) iowa i believe is the answer

"germany's geographic location was an advantage when it was on the offensive in the war because it was situated next to an extremely wide river, the rhine, which was difficult for the allies to cross."

a system of cooperative federalism emerged, as the powers of the federal government expanded.