Which of the following statements are correct concerning the security market line (SML) approach to finding the cost of equity? I. The SML approach considers the amount of systematic risk associated with the firm or stock under consideration II. The SML approach can be applied to more firms than the dividend growth model can III. The SML approach generally relies on the past to predict the future O a. I and II Ob. I, II, and III O c. II and III d. I and