When the nile flooded, what did it leave behind?
a. mounds of grain
b. large stones
c. small islands
d. rich, black soil

As a result of the columbian exchange, which crop was transferred to europe from the americas and later spread through the world? a coffee b maize (corn) c rice d olives e wheat

Did president truman warn japan against a second bomb attack

What two advances did europeans borrowed from china