Which of the following two bonds is more price sensitive to changes in interest rates? 1) A par value bond X, with 5 -year-to-maturity and 10% coupon rate. 2) A zero-coupon bond Y, with 5-year-to-maturity and 10% yield to maturity. Bond Y, because of the longer duration Bond X, because of the higher coupon rate Bond Y, because of the higher yield to maturity Both have the same sensitivity because both have the same yield to maturity