30. Which one of the following statements concerning beta is correct? A. The beta assigned to the overall market is zero. B. A stock with a beta of 1.2 earns a higher risk premium than a stock with a beta of 1.3. C. A stock with a beta of .5 has 50 percent more risk than the overall market. D. Beta is applied to the Tbill rate when computing the discount rate used for the dividend discount models. E. The higher the beta, the higher the discount rate used for the dividend discount models