Stock X$\text{'}$s beta is $1\mathrm{.}15,$ the nominal risk$-$free rate is $3\mathrm{.}1$ percent, and the expected rate of return on an average stock is $12$ percent. The current price on the market for Stock $x$ is $$17\mathrm{.}90.$ The dividend that was just paid was $$1\mathrm{.}05,$ and the stock's expected constant growth rate is $6\mathrm{.}0$ percent. Should you buy this stock? $($Calculate the equilibrium value of the stock and decide if it's worth $$17\mathrm{.}90.)$

a$.$ No$,$ based on the SML equation all you should be willing to pay is up to $$10\mathrm{.}21.$

b$.$ Yes, based on the SML equation all you should be willing to pay is up to $$10\mathrm{.}21.$

c$.$ Yes, the equilibrium price of the stock is $$15\mathrm{.}17$ so the stock is undervalued for its risk level.

d$.$ No$,$ the equilibrium price of the stock is $$15\mathrm{.}17$ so the stock is overvalued for its risk level.

e$.$ Yes, based on the SML equation all you should be willing to pay is up to $$17\mathrm{.}90.$