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题目材料：
For the people at the $50,000-$74,999 income level, which of the following is closest to the ratio of the number of people who moved abroad to the number of people who moved to places other than abroad?
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A.1 to 8
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B.1 to 6
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C.1 to 5
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D.2 to 9
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E.1 to 4
B显示答案
