Question 51 (2 points) Assume a stock's returns are normally distributed. If the stock has an average return of 11.54% with a standard deviation of 15.78%, what range of returns can be expected approximately 95% of the time. a) -4.24%; 27.32% b) 10.96%; 12.12% C) -35.80%; 58.98% d) - 20.02%; 43.10% e) 7.30%; 38.86%