3. Portfolio risk and return Emma holds a $7,500 portfolio that consists of four stocks. Her investment in each stock, as well as each stock's beta, is listed in the following table: Suppose all stocks in Emma's portfollo were equally weighted. Which of these stocks would contribute the least market risk to the portfolio? Makissi Corp. Omni Consumer Products Co, Western Gas \& Electric Co. Kulatsu Motors Co. Suppose all stocks in the portfolio were equally weighted. Which of these stocks would have the least amount of stand-alone risk? Makissi Corp. Omni Consumer Products Co. Western Gas \& Electric Co. Kulatsu Motors Co. If the risk-free rate is 7% and the market risk premlum is 8.5%, what is Emma's portfolio's beta and required return? Fill in the following table