Walgreens Inc has a bond outstanding with 9.75 percent coupon, paid semiannually, and 17 years to maturity. The market price of the bond is $1,042.43. Calculate the bond's yield to maturity (YTM). Now, if due to changes in market conditions, the market required YTM suddenly increases by 2% from your calculated YTM, what will be the percent change in the market price of the bond?
-15.66%
-17.76%
-14.87%
-14.01%
-17.09%
-16.39%