2. PART B: Which TWO details from the text best support the answer to Part A?
Y A. "Several factors caused the Dust Bowl.
In the 1920s, the central U.S. had more rain than usual, and agriculture boomed." (Paragraph 4)
• B. "First, in order to plant as much wheat as possible, they plowed over all of the natural prairie grasses that kept the topsoil in place." (Paragraph 4)
• C. "Those winds picked up all of the dry soil and sent it flying. People called these strong dust storms 'black blizzards,' which could sometimes last for one or two days straight."
(Paragraph 5)
O D. "However, the whole United States suffered from an economic crisis, and California's agriculture sector did not have room for many new workers?