500 index fund, and an emerging market fund as follows: a. Based on the current portfolio composition and the expected rates of return given above, what is the expected rate of return for puts it in Treasury bills, what will be the expected rate of return on the resulting portfolio? a. Based on the current portfolio composition and the given expected rates of return, the expected rate of return for Barry's portfolio is Data table follows, which investment is better, based on risk (as measured by the standard deviation) and return as measured by the expected rate of return? \begin{tabular}{cccc} \multicolumn{2}{c}{ Portfolio A } & \multicolumn{2}{c}{ Portfolio B } \\ Probability & Return & Probability & Return \\ 0.22 & 1% & 0.05 & 4% \\ 0.43 & 20% & 0.28 & 10% \\ 0.35 & 26% & 0.42 & 10% \\ & & 0.25 & 15% \end{tabular} a. The expected rate of retum for portfolio A is \%. (Round to two decimal places.) The standard deviation of portfolio A is \%. (Round to two decimal places.) b. The expected rate of return for portfolio B is %. (Round to two decimal places.) The standard deviation for portfolio B is \%. (Round to two decimal places.) c. Based on the risk (as measured by the standard deviation) and return as measured by the expected rate of return of each stock, which investment is bettor? (Select the bext chaice below) (Seloct thw bext chace below ) A. Porticlio A is better because it has a hagher expected rate of return with more risk B. Portiolio B is better because it has a lower expected rate of return with less nsk C. Based on nek alone portiolio G is beitter because it has lower nik and based on return alone, portfoho A is better because it has a higher return