It Is Alleged That Markets Fail, in Some Situations, to Insure

It is alleged that markets fail, in some situations, to insure a fair price and thereby limit consumers' freedom. Which statement does not support that allegation?

A) Sellers extract extraordinarily high prices in situations where consumers have few options for obtaining a needed product.
B) From the utilitarian perspective, consumers are always benefited by low prices and balancing the benefits to buyers from low prices with the benefits to sellers of high prices is the only ethical pricing issue.
C) Monopolistic pricing limits the variety of products available to consumers.
D) The more uniformity of prices one finds within an industry, the less likely it is that competition exists.