Correct Answer :-
BHousehold Products magazine claim---- Filterator X water filter does not remove chemical contaminants in significant amounts.
Company spokesperson:- This attack on the quality of our product is undermined by the experience of the millions of Filterator X owners who are satisfied with the product's performance.
Which one of the following, if true, most seriously undermines the company spokesperson's argument?
(A) Household Products did not evaluate whether the Filterator X water filter significantly improved the taste of drinking water.:- taste is out of scope,
(B) Most Filterator X owners have no way to determine how effectively the product removes chemical contaminants from water.
:- Correct of Most of Filterator X owner have no way to determine the how the product is removing chemical contaminant they are unable to evaluate it, and may be they are satisfy with other feature of the product
(C) People whose household water contains chemical contaminants are more likely than other people to buy a Filterator X water filter.:-What the people buying or not buying is not impacting the conclusion. our goal is undermine the company spoke person's conclusion
(D) Very few people who own a Filterator X read Household Products on a consistent basis.:- out of scope
(E) Household Products' evaluations of Filterator X water filters have been consistently negative.:- It is not concern for the company spoke person