Which of these postclassical empires was located in the americas? persian, inca, byzantine, or mongol

Explain how social darwinism impact imperialism.

Which of these rose during the great depression?

Which answer best describes an advantage of shipping goods by canal? a) most towns would rather have canals then noisy railroads b) goods could travel very fast downstream in the canal system c) traveling by boat is a much more relaxing way to transport goods. d) heavy loads of goods could travel by boat more easily then if pulled by horses.