. Assume that a 10-year Treasury bond has a 12% annual coupon, while a 15-year T-bond has an 8% annual coupon. Assume also that the yield curve is flat, and all Treasury securities have a 10% yield to maturity. Which of the following statements is CORRECT?

a. If interest rates decline, the prices of both bonds will increase, but the 10-year bond would have a larger percentage increase in price.

b. If interest rates decline, the prices of both bonds will increase, but the 10-year bond would have a larger percentage increase in price.

c. If the yield to maturity on both bonds remains at 10% over the next year, the price of the 10-year bond would decrease, but the price of the 15-year bond would increase.

d. The 10-year bond would sell at a discount, while the 15-year bond would sell at a premium.

e. The 10-year bond would sell at a premium, while the 15-year bond would sell at par.