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题目材料：
The population of the United States was approximately 106 million in 1920 and approximately 249 million in 1990. Based on these population estimates, approximately how many million pounds greater was the total annual consumption of cheese in 1990 than in 1920?
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A.1,000
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B.2,000
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C.4,000
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D.6,000
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E.8,000
D显示答案
