An expected return from a portfolio (Select the best choice below.) O A. will exceed the highest expected return from any of the securities in the portfolio. B. cannot be computed if there are fewer than three securities in the portfolio. C. can be calculated more accurately than the expected return from any of the securities in the portfolio. D. will be lower than the expected return from the security in the portfolio with the lowest yield because portfolios have less risk than individual securities. E. will lie somewhere between the highest and lowest expected returns from securities in the portfolio