QUESTION 23 In a return-standard deviation space, which of the following statements is(are) true for risk-averse investors? (The vertical and horizontal lines are referred to as the expected return-axis and the standard deviation-axis, respectively.) 1) An investor's own indifference curves might intersect. II) The steeper the indifference curve is, the more risk averse an investor is. III) In a set of indifference curves, the highest offers the greatest utility. IV) Indifference curves of two investors might intersect. I only Oll and Ill only oll and IV only . II, III and IV only None of the options are correct