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OpenStudy (anonymous):
By 2009, American car manufacturers were required to meet minimum fuel efficiency standards that increased the average miles per gallon to 27.5. By 2016, that standard will increase to 39 mpg. What effect will this have? A. increased air pollution B. decreased fuel efficiency C. increased water pollution D. decreased energy consumption
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OpenStudy (koikkara):
increased air pollution/ increased fuel efficiency @royalmonster
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