Your portfolio consists of $50,000 invested in Stock X and $50,000 invested in Stock Y. Both stocks have an expected return of 15%, a beta of 1.6, and a standard deviation of 30%. The returns of the two stocks are independent, so the correlation coefficient between them is zero. Which of the following statements best describes the characteristics of your portfolio?

A. Your portfolio has a beta equal to 1.6 and its expected return is less than 15%.

b. Your portfolio has a standard deviation greater than 30% and a beta equal to 1.6.

c. Your portfolio has a beta greater than 1.6 and an expected return greater than 15%.