Natural causes of the dust bowl included all of the following except (chose one answer)

a) erosions
b) drought
c) floods
d) light soil

Which of the following areas has the highest population density?

Which of the following events did not occur as a result of china’s open-door policy? a. trade between japan and china was encouraged. b. all countries were given equal access to chinese ports. c. foreign influence in china increased. d. the influence of the communist party weakened.

Describe the characteristics of the nile river and the river’s importance to the people of egypt. write a paragraph of at least 5 complete sentences.