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Consider the following information: a. Your portfolio is invested 31 percent each in A and C and 38 percent in B. Wirat is the expected return of the portfolio? Note: Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g. 32.16 . b. What is the variance of this portfolio? Note: Do not round intermediate calculations and round your answer to 5 decimal places, e.g.,.16161. c. What is the standard deviation of this portfolio? Note: Do not round intermedlate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16