OG11 第10题 置疑

原题:

For sinus
   pain, three out of four hospitals give their patients Novex.

  So when you want the most effective painkiller for sinus
   pain, Novex
  

  is the one to choose.

  Which of the following, if true, most seriously undermines the advertisement's
  

  argument?

  (A) --

  (B) Many hospitals that do not usually use Novex will do so for those patiens who can not tolerate the drug that hospitals usually use.

  (C) Many drug manufacturers increase sales of their products to hospitals

      by selling these products to the hospitals at the lowest price the

      manufacturers can afford.

  (D) Unlike some competing brands of painkillers, Novex is available

      from pharmacies without a doctor's prescription.

  小弟认为 B>D>C. 因为B是很明显的它因

但大案选C