Which of the following bonds has the greatest interest rate price risk? a A 10-year $100 annuity. b A 10-year, $1,000 face value, zero coupon bond. c A 10-year, $1,000 face value, 10% coupon bond with annual interest payments. d All 10-year bonds have the same price risk since they have the same maturity. e A 10-year, $1,000 face value, 10% coupon bond with semiannual interest payments