the amount that the price of bond b will change if its yield to maturity increases from 7% to8%

Consider the following four bonds that pay annual coupons Bond Years to maturity 5 Coupon 0% 6% 10% 0% YTM 5% 7% 9% 8% 10 20 21) The amount that the price of bond "B" will change if its yield to maturity increases from 7% to 8% 15 closest to: 22) The percentage change in the price of the bond "C" if its yield to maturity increases from 9% to 10 closest to: 15 23) The amount that the price of bond "D" will change if its yield to maturity increases from 8% to 9% is closest to: 24) Which of the four bonds is the most sensitive to a one percent increase in the YTM? 25) Which of the four bonds is the least sensitive to a one percent increase in the YTM