What is a formal contract to repay borrowed money with interest at fixed intervals?

Which product would have been most likely to have been traded in this area at this time?

How did inca develop their road system? a) they used mortar to hold the stones together.b) they built suspension bridges over rivers. c) they mixed copper and stone together to make the blocks.d) they laid roads in the cities, not in the less densely populated deserts.

Hitler hoped the threat of would deter the u.s. from entering the war. a. japanb. genocide c. nuclear war d. war on two fronts