African slavery was introduced to the americas because . a. a potato famine in africa forced millions of starving africans into slavery b. the spanish conquered africa and took millions of africans as slaves c. the spanish needed a large army to defeat the native americans d. slaves were needed to work the sugar plantations

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.

The picture below shows president richard nixon and the first lady standing before the great wall of china in 1972. they are smiling - as are the chinese with them. when this picture was shown on american television, americans were aware that it was a historic moment. what are two reasons why this moment was important for both china and the united states?

Bolsheviks promised to end the war, redistribute land to all the peasants , and transfer factories to the committees