finance question

The weight that an investor allocates to the market portfolio is negatively related to I) the expected return on the market portfolio. I1) the investor's risk aversion coefficient. Ill) the risk-free rate of return. . IV) the variance of the market portfolio. O A. I and ll only O B. II, Ill, and IV OC Il and Ill only O D. II and IV only OE 1, Ill, and IV