You are considering two different bonds in which to invest. Both bonds pay interest annually. Bond A has a face value of $1,000, a coupon rate of 5%, a yield-to-maturity of 6%, and matures in five years. Bond B has a face value of $1,000, a coupon rate of 5%, a yield-to-maturity of 6%, and matures in twenty years. Which bond has more interest rate risk?
A. Bond A
B. Bond B