Which of the following bonds will be most sensitive to a change in interest rates if all bonds have the same initial yield tomaturity?

A.

a tenyear bond with a$1,000 face value whose coupon rate is7.4% APR paid semiannually

B.

a 20year bond with a$1,000 face value whose coupon rate is5.8% APR paid semiannually

C.

a tenyear bond with a$1,000 face value whose coupon rate is5.8% APR paid semiannually

D.

a 20year bond with a$1,000 face value whose coupon rate is7.4% APR paid semiannually