please show steps A company issues a ten$-$year bond at par with a coupon rate of $6\%$ paid semi$-$annually. The $Y$ TM at the beginning of the third year of

the bond $(8$ years left to maturity$)$ is $9\mathrm{.}5\%.$ What was the percentage change in the price of the bond over the past two years?

A$.-15\mathrm{.}45\%$

B$.-19\mathrm{.}31\%$

C$.-23\mathrm{.}17\%$

D$.-27\mathrm{.}03\%$