Vader Headgear Co$.$ issued a zero$-$coupon bond several years ago. The bond has $22$

years left to maturity and sells for $$229\mathrm{.}67.$ What is the yield$-$to$-$maturity?

a$.3\mathrm{.}40\%$

b$.6\mathrm{.}92\%$

c$.14\mathrm{.}31\%$

d$.7\mathrm{.}16\%$

e$.6\mathrm{.}80\%$