You invest 50% of your money in security A with a beta of 1.6 and the rest of your money in security B with a beta of 0.7. The risk-free rate is 3% and the expected return on the market portfolio is 12%. The expected return of your portfolio is

a.

12.40.

b.

11.40.

c.

13.35.

d.

10.35.

e.

14.80.