Question ID:PT44 S4 Q5 Passage:Barr:  The National Tea Association cites tea's recent visibility in advertising and magazine articles as evidence of tea's increasing popularity. However, a neutral polling company, the Survey Group, has tracked tea sales at numerous stores for the last 20 years and has found no change in the amount of tea sold. We can thus conclude that tea is no more popular now than it ever was. Stem:Which one of the following, if true, most seriously weakens Barr's argument? Correct Answer Choice:DChoice A:The National Tea Association has announced that it plans to carry out its own retail survey in the next year. Choice B:A survey by an unrelated polling organization shows that the public is generally receptive to the idea of trying new types of tea. Choice C:The Survey Group is funded by a consortium of consumer advocacy groups. Choice D:The stores from which the Survey Group collected information about tea sales are all located in the same small region of the country. Choice E:Tea has been the subject of an expensive and efficient advertising campaign funded, in part, by the National Tea Association.