If the marginal expected return per unit of risk for Mr. A is 2 and that for Mr. B is 1 , then which of the following statement is most accurate Select one: a. Mr. A and B are both risk averse, but A is more risk averse than B b. Mr. A and B are both risk averse c. Mr. A and B are both risk averse, but B is more risk averse than B d. Mr. B is risk lover whereas Mr. A is risk averse e. Mr. A is risk lover whereas Mr. B is risk averse