You buy a risk-free, 10-year, zero-coupon bond at a given yield. However, after 1 year, the yield on risk-free, 9-year, zero-coupon bonds is now higher than the original yield. The 1-year HPR (holding period return) on the bond is a. Equal to the original yield. b. Lower than the original yield. c. Higher than the original yield. d. Cant tell from the information given.