Which one of the following statements is NOT true about auction markets?

Which one of the following statements is NOT true about auction markets?A. In an auction market, buyers and sellers face each other directly and bargain over price. B.The New York Stock Exchange is the best-known example of an auction market. C.The auctioneer in this case is the specialist, who is designated by the exchange to represent orders placed by public customers. D.The NASDAQ is the most efficient stock market in the United States.