Question ID:PT20 S1 Q2 Passage:A director of the Rexx Pharmaceutical Company argued that the development costs for new vaccines that the health department has requested should be subsidized by the government, since the marketing of vaccines promised to be less profitable than the marketing of any other pharmaceutical product.  In support of this claim the director argued that sales of vaccines are likely to be lower since each vaccine is administered to a patient only once, whereas medicines that combat diseases and chronic illnesses are administered many times to each patient. Stem:Which one of the following, if true, most weakens the support offered by the company director for the claim concerning the marketing of vaccines? Correct Answer Choice:AChoice A:Vaccines are administered to many more people than are most other pharmaceutical products. Choice B:Many of the diseases that vaccines are designed to prevent can be successfully treated by medicines. Choice C:Pharmaceutical companies occasionally market products that are neither medicines nor vaccines. Choice D:Pharmaceutical companies other than the Rexx Pharmaceutical Company produce vaccines. Choice E:The cost of administering a vaccine is rarely borne by the pharmaceutical company that manufactures that vaccine.