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题目选项分析

Electronic Wizard has invented a very compact hand-held extremely powerful electric vacuum pump, primarily for applications in computer manufacturing. They also plan to make a version with a filter for cleaning surfaces, and market this as a cleaning device to homeowners. This hand-held electric vacuum pump will only be able to clean small areas, so homeowners would still need to own a conventional vacuum cleaner.

Which of the following, if true, provides the strongest grounds for a prediction that homeowners will buy the hand-held electric vacuum pump cleaner?

【选项】Many homeowners have older conventional vacuum cleaners that need replacement.

选项是否正确?

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题目基本信息

  • 所属科目:逻辑CR
  • 题目来源1:Magoosh-161
难度:易