1 pts Which of the following bonds will It will be most sensitive to a change in interest rates if all bonds have the same initial yield to maturity ?...

Hi, I don't understand we need to chose A as an answer.

Question 30 / 1 ptsWhich of the following bonds will Itwill be most sensitive to a change ininterest rates if all bonds have the same initial yield to maturity ?Correct Answera 20 - year bond with a $1 , 000 face value whose coupon rate is5. 8 % APR paid semiannuallyYou Answereda ten - year bond with a $1 , 000 face value whose coupon rate is5. 8% APR paid semiannuallya 20 - year bond with a $1 , 000 face value whose coupon rate is7. 4 % APR paid semiannually