bond valuation. bond a makes semiannual payments and is currently trading at par. the bond pays a coupon rate of 8.6 percent and has 5 years to maturity.bond b also makes semiannual payments and is currently trading at par. the bond pays a coupon rate of 8.6 percent and has 15 years to maturity.calculate the price of both bonds if interest rates fall by 2% and increase by 2% (so that you have 3 different prices for each bond, including the current price at par). which bond is more sensitive to changes in interest rates? comment on why