Q4. In the above case, for every 100 units of reward (return) there are a. 10 units of risk b. 20 units of risk c. 30 units of risk d. None of the above. My answer is Q5. In the above case, at 95% level of confidence, the minimum rate of return is: a. Expected rate of return 2 std. deviations b. Expected rate of return 2 variances c. Expected rate return - 3 std. deviations d. Expected rate of return - 3 variances e. None of the above. My answer is