Select the best answer. Stock A has a standard deviation of 15%, an expected return of 15%. Stock B has a standard deviation of 30%, an expected return of 60%. You plan to own only one stock, either Stock Aor Stock B. O a. You would select Stock B because it has the highest expected return, therefore the highest potential reward. b. You select Sock A because it has the lowest standard deviation, therefore has the lowest risk. c. You would select Stock B because it has the lowest Coefficient of Variation, therefore has the most attractive risk/reward ratio. d. You would select Stock A because it has the highest Coefficient of Variation. therefore has the most attractive risk/reward ratio. e. You would select neither stock because each has a standard deviation that is! equal or less than its expected return