Emma holds a $5,000 portfolio that consists of four stocks. Her investment in each stock, as well as each stock's beta, is listed in the following table: Stock Standard Deviation 15.00% Investment $1,750 $1,000 $750 $1,500 Perpetualcold Refrigeration Co. (PRC) Tobotics Inc. (T1) Western Gas & Electric Co. (WGC) Makissi Corp. (MC) Beta 0.80 1.90 1.15 0.50 11.50% 16.00% 28.50% Suppose all stocks in Emma's portfolio were equally weighted. Which of these stocks would contribute the least market risk to the portfolio? Perpetualcold Refrigeration Co. Western Gas & Electric Co. Tobotics Inc. Makissi Corp. Suppose all stocks in the portfolio were equally weighted. Which of these stocks would have the least amount of standalon Makissi Corp Western Gas & Electric Co. Tobotics Inc. Suppose all stocks in Emma's portfolio were equally weighted. Which of these stocks would contribute the least market risk to the portfolio? Perpetualcold Refrigeration Co. Western Gas & Electric Co. Tobotics Inc. Makissi Corp. Suppose all stocks in the portfolio were equally weighted. Which of these stocks would have the least amount of standalone risk? Makissi Corp. Western Gas & Electric Co. Tobotics Inc. Perpetualcold Refrigeration Co. If the risk-free rate is 7% and the market risk premium is 9%, what is Emma's portfolio's beta and required return? Fill in the following table: Required Return Emma's portfolio