21 Which statement is not correct? 0.25 pts O Single-Price Treasury auctions means all winning bidders pay the same price, which is the highest acceptable price. O The highest bid yield accepted is called 'Stop Out'. Bidders who bid less than the stop-out yield receive their full allotment. The coupon rate of Treasury notes is rounded down from stop-out yield to the nearest 1/8th if needed. O The U.S. Treasury sells T-notes and T-bonds through competitive and noncompetitive single-price treasury auctions