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There is clear evidence that t

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There is clear evidence that the mandated use of safety seats by children under age four has resulted in fewer child fatalities over the past five years. Compared to the five-year period prior to the passage of laws requiring the use of safety seats, fatalities of children under age four have decreased by 30 percent. Which one of the following, if true, most substantially strengthens the argument above?  
  • The number of serious automobile accidents involving children under age
four has remained steady over the past five years
  • Automobile accidents involving children have decreased sharply over the
past five years
  • The use of air bags in automobiles has increased by 30 percent over the
past five years
  • Most fatal automobile accidents involving children under age four occur
in the driveway of their home
  • The number of teenage drivers has increased by 30 percent over the past
five years
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2017 算法工程师 大数据开发工程师 paypal
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