UPS, a delivery services company, has a beta of $1\mathrm{.}5,$ and Wal $-$ Mart has a beta of $0\mathrm{.}7.$ The risk $-$ free rate of interest is $5\%$ and the market risk premium is $9\%.$ What is the expected return on a

portfolio with $30\%$ of its money in UPS and the balance in Wal $-$ Mart?

A$.14\mathrm{.}13\%$

B$.13\mathrm{.}46\%$

C$.12\mathrm{.}79\%$

D$.13\mathrm{.}19\%$