Henebry Co$.$s stock price is $$60$ per share, and its expected year$-$end dividend is $$4\mathrm{.}20$ a share $($D$1=$ $$4\mathrm{.}20).$ The stock$$s required return is $9\%,$ and the dividend is expected to grow at a constant rate forever. What is the expected price of the stock $6$ years from now?

a$.$ $$63\mathrm{.}67$

b$.$ $$64\mathrm{.}95$

c$.$ $$66\mathrm{.}24$

d$.$ $$67\mathrm{.}57$

e$.$ $$68\mathrm{.}92$