3.11 4.90 The following table summarizes the yields to maturity on several one-year, zero-coupon securities: Security Yield (%) Treasury AAA corporate 3.25 BBB corporate 4.26 B corporate What is the price (expressed as a percentage of the face value) of a one-year, zero-coupon corporate bond with a MA rating? b. What is the credit spread on AAA-rated corporate bonds? c. What is the credit spread on B-rated corporate bonds? d. How does the credit spread change with the bond rating? Why? What is the price (expressed as a percentage of the face value) of a one-year, zero-coupon corporate bond with a AAA rating? The price of this bond will be % (Round to three decimal places.)