OpenStudy (anonymous):

I GIVE MEDALS! NEED MORE THEN ONE OPINION PLZ! what were the two basic causes of the Dust Bowl during the early 1930s? a.strip mining and toxic chemical dumping b.over farming and drought c.urban sprawl and overpopulation d.deforestation and railway construction

3 years ago
OpenStudy (anonymous):

B

3 years ago
OpenStudy (anonymous):

B

3 years ago
OpenStudy (anonymous):

@sayyag ? It is B

3 years ago
OpenStudy (anonymous):

yeahh

3 years ago
OpenStudy (anonymous):

thanks anniee(: and anonymous.

3 years ago
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