Based on current dividend yields and expected capital gains, the expected rates of return on portfolios A and B are 11% and 14%, respectively. The beta of A is .8 while that of B is 1.5. The T-bill rate is currently 6%, while the expected rate of return of the S&P 500 Index is 12%. The standard deviation of portfolio A is 10% annually, while that of B is 31%, and that of the index is 20%.If you currently hold a market index portfolio, what is the expected rate of return for the portfolios A and B?If instead you could invest only in bills and one of these portfolios, calculate the slope for the portfolios A, B and S&P 500?”