SPC Inc. has a capital structure of $33\%$ debt and $67\%$ equity, its tax rate is $25\%,$ and its beta $($levered$)$ is $0\mathrm{.}60.$ Based on the Hamada equation, what would the firm's beta be if it used no debt, i$.$e$.,$ what is its unlevered beta, bU$?$

Answer Choices:

A$.0\mathrm{.}24$

B$.1\mathrm{.}51$

C$.0\mathrm{.}82$

D$.0\mathrm{.}44$