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Many gardeners believe that the variety of clematis vine that is most popular among gardeners in North America is jackmanii. This belief is apparently correct since, of the one million clematis plants sold per year by the largest clematis nursery in North America, ten percent are jackmanii.

Which of the following is an assumption on which the argument depends?

【选项】Some of the jackmanii sold by the nursery are sold to gardeners outside North America.

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:OG19-语文分册-180
  • 题目来源2:OG20-语文分册-191
正确率:62%