Aleus industries is seeking to raise capital from a large group of investors to fund a new project. Suppose that the efficient portfolio has an expected return of $14\%$ and a volatility of $20\%.$ Aleus' new project is expected to have a volatility of $40\%$ and a $70\%$ correlation with the efficient portfolio. The risk$-$free rate is $4\%.$ The beta for Aleus' new project is closest to:

a$.1\mathrm{.}40.$

b$.0\mathrm{.}70,$

c$.1\mathrm{.}25.$

d$.1\mathrm{.}75.$