QUESTION 31 A portfolio contains four assets. Asset 1 has a beta of 7 and composes 40% of the portfolio. Asset 2 has a beta of 1.3 and composes 20% of the portfolio. Asset 3 has a beta of 1.1 and composes 20% of the portfolio. Asset 4 has a beta of 2.16 and composes the remaining 20% of the portfolio. If the riskless rate is expected to be 3% and the market risk premium is 7%, what is the beta of the portfolio? O a. 1.30 Ob. 1.48 O c. 1.19 d. 1.64 O e. 1.24 0.47