A portfolio has an overall Beta of 2, and an expected return of 11%. If the trailing 5-year return of the S&P 500 is 6%, should this portfolio be invested in?

Which of the following is/are TRUE when it comes to the Risk Premium?

I. The Risk Premium of anything is its expected return plus the Treasury Bill rate

II. The Treasury Bill rate is considered the risk-free rate of return for purposes of calculating the Risk Premium

III. The risk premium is your reward for taking on the risk of a particular asset or group of assets