Which of the Following Statements Is/are True

Multiple Choice

Which of the following statements is/are true?

A) Both APT and CAPM argue that expected excess return must be proportional to the beta(s) .
B) APT and CAPM are the only approaches to measure expected returns in risky assets.
C) Both CAPM and APT are risk-based models.
D) Both APT and CAPM argue that expected excess return must be proportional to the beta(s) ; and APT and CAPM are the only approaches to measure expected returns in risky assets.
E) Both APT and CAPM argue that expected excess return must be proportional to the beta(s) ; and Both CAPM and APT are risk-based models.