Which statement about Genghis Khan is true? He was killed in battle while fighting the forces of the Song dynasty.

He constructed the important east-west trade artery known as the Silk Road.

He united the Mongol tribes and became known as the "ruler of all men."

He was the first emperor of China who began construction of the Great Wall.

Which of the following statements about the economic consequences of the civil war is not accurate. a. inflation caused prices to rise by 80% in the north. b. because southern farms cannot process enough food for everyone in the south the union navy allowed food shipments from britain. c. to pay for all of the food supplies and arrangements that were necessary for the union army congress instituted an income tax. d. business boomed in the north as factories and farms always had a market for their products.