Malko Inc. hired you as a consultant to help them estimate their cost of capital. You have been provided with the following data. $(1)$: rd $=$ yield on the firm$$s bonds $=6\mathrm{.}5\%$ and risk premium over own debt cost $=4\%.(2)$ yield on a $10$ year US treasury $=5\mathrm{.}5\%,$ market risk premium $=6\mathrm{.}5\%,$ and b $=1\mathrm{.}2.(3)$ D$1=$ $$1\mathrm{.}20$; P$0=$ $$40\mathrm{.}00$ and g $=7\%($constant$).$ You were asked to estimate the cost of equity based on the three most commonly used methods. What is the cost of equity using $1)$ bond$-$yield$-$plus$-$risk$-$premium approach, $2)$ CAPM, $3)$ discounted cash flow approaches.

A$)11\mathrm{.}5\%,12\mathrm{.}5\%,11\%$

B$)12\mathrm{.}3\%,14\mathrm{.}5\%,12\%$

C$)10\mathrm{.}50\%,13\mathrm{.}3\%,10\%$

D$)10\mathrm{.}50\%,10\%,13\mathrm{.}3\%$