Assume that you manage a risky portfolio with an expected rate of return of 13% and a standard deviation of 29%. The T-bill rate is 5%. Your client chooses to invest 75% of a portfolio in your fund and 25% in a T-bill money market fund. a. What is the expected return and standard deviation of your client's portfolio? (Round your answers to 2 decimal places.) Expected return % per year Standard deviation % per year b. Suppose your risky portfolio includes the following investments in the given proportions: Stock A 22% Stock B 31% Stock C 47% What are the investment proportions of your client