Answer:
d. II and III
Step-by-step explanation:
Capital Allocation Line is a graphical representation of risk measurement for risky & risk free assets.
Risk aversion is the tendency of investors to prefer less expected payoff with certainty, over more expected payoff with risk & uncertainty. So, More risk averse investors have their investment concentration in more risk free securities than risky portfolio components, compared to less risk averse investors.
Investors expected utility is derived from their expected income or wealth payoff. Investors choose the portfolio, whose expected income level gives them corresponding maximum expected utility