Cheyenne 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: Suppose all stocks in Cheyenne's portfolio were equally weighted. Which of these stocks would contribute the least market risk to the portfolio? Water and Power Co. Suppose all stocks in the portfolio were equally weighted. Which of these stocks would have the least amount of standalone risk? If the risk-free rate is 4% and the market risk premium is 6%, what is Cheyenne's portfolio's beta and required return? Fill in the following table