Which of the Following Statements Is Incorrect

Which of the following statements is incorrect?

A) Trading in government securities averages more than twenty times a typical day's trading on the New York Stock Exchange.
B) All marketable government securities are initially issued at auctions held by the Federal Reserve.
C) Government security auction participants include government securities dealers and large banks.
D) U.S. government securities are increasingly traded around the clock on virtually a nonstop basis.