Acme Enterprises has a beta of 1.25. The historic return of the S&P500 has been 10.12% per year, and 3-month T-bills have returned 3.56% per year compounded annually. Using these historic returns as predictors of future returns, what the required return for expected return) of Acme Enterprises? Select one: O a. 11.0 percent to 12.0 percent b. 9.0 percent to 10.0 percent c. More than 12.0% O d. 10.0 percent to 11.0 percent Oe. Less than 9.0 percent