In the 1930s, new farming methods .a. increased the ownership of farms. b. prevented topsoil from blowing away. c. prevent droughts. d. made drought conditions worse

The answer is letter C. It helped prevented droughts 

The government was able to come up a certain way in order to prevent another Dust Bowl to occur in the US. They were able to introduce crop rotation and irrigation and soil tillage. These new farming Methods were introduce under the New Deal. The New Deal program was one of the program being implemented by the US government during the Great Depression

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There is a great difference between the windward and leeward side of a mountain. windward and leeward sides are opposites.