which of the following bonds will be most sensitive to a change in interest rates if all bonds have the same initial yield to maturity? group of answer choices a 20-year bond with a $1,000 face value whose coupon rate is 7.4% apr paid semiannually a ten-year bond with a $1,000 face value whose coupon rate is 7.4% apr paid semiannually a ten-year bond with a $1,000 face value whose coupon rate is 5.8% apr paid semiannually a 20-year bond with a $1,000 face value whose coupon rate is 5.8% apr paid semiannually