Assume that Kish Inc. hired you as a consultant to help estimate its cost of capital. You have obtained the following data: $D_0=$$$0\mathrm{.}90$;$P_0=$$$47\mathrm{.}50$; and $g=7\mathrm{.}00\%($constant$).$ Based on the DCF approach, what is the cost of equity from retained earnings? Do not round your intermediate calculations.

$8\mathrm{.}85\%$

$10\mathrm{.}38\%$

$10\mathrm{.}02\%$

$8\mathrm{.}03\%$

$9\mathrm{.}03\%$