PLEASE 100% accuracy

Which of the following practices used by the financial community show that the implications of CAPM and APT have been widely accepted? Check all that apply: The return/beta relationship is widely used by regulatory commissions in order to determine the cost of capital for regulated firms. Many firms provide a rating for portfolio managers based on the reward-to-volatility ratios they maintain relative to the CML. Many firms provide a rating for portfolio managers based on their average returns compared to the CML. Expected alpha is often used in order to analyze bond prices. Expected alpha is often used by portfolio managers in order to evaluate the attractiveness of a given asset