Assume that all interest rates in the economy decline from 10 percent to 9 percent. Which of the following bonds will have the largest percentage increase in price?
A. A 10-year bond with a 10 percent coupon.
B. An 8-year bond with a 9 percent coupon.
C. A 10-year zero coupon bond
D. A 1-year bond with a 15 percent coupon.
E. A 3-year bond with a 10 percent coupon.