Q5) An investment banker has recommended a $100,000 portfolio containing assets B,D and F.$25,000 will be invested in asset B, with a beta of 1.6;$50,000 will be invested in asset D, with a beta of 2.1; and $25,000 wil be invested in asset F, with a beta of 0.8.The beta of the portfolio is

A)1.68

B)1.55

C)1.65

D)1.45