Graph/Chart The figure in the popup window, shows the one-year return distribution for RCS stock. Calculate: a. The expected return. b. The standard deviation of the return. Note: Make sure to round all intermediate calculations to at least five decimal places. a. The expected return. The expected return is %. (Round to two decimal places.) b. The standard deviation of the return. Probability % The standard deviation is %. (Round to two decimal places.) A: -30% return B: -20% return C: 0% return D: 20% return E: 30% return