Which of the following investments would a risk averse investor prefer?

O d. Not possible to say without further information a. An investment with a 50% chance of a 10% return and a 50% chance of a 20% return. c. An investment with a 100% chance of a 10% return. a O b. An investment with a 50% chance of a -10% return and a 50% chance of a 50% return