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You are interested in forming a portfolio consisting of two assets, a stock ETF and a bond ETF. You estimate the following risk and return characteristics of each. Bond ETF 0.04 0.14 Stock ETF 0.09 0.25 Er) Standard deviation (SD) Correlation Risk Free Rate -0.20 0.02 a) You are considering five potential portfolios for the stock and bonds as detailed below. Please compute the risk and return characteristics for portfolio b and d. (5pts) Portfolio Wrond stock Elr) SD 0 1 0.090 0.2500 0.25 0.75 0.50 0.50 0.065 0.1305 0.75 0.25 1 0 0.040 0.1400