Over the past six years, a stock produced returns of 12%, 16%, -3%, 7%, -5%, and 9%. Based on these six years, what range of returns would you expect to see 95% of the time?

a.-18.58% to 26.58%

b.-14.28% to 25.28%

c.-10.69% to 22.69%

d.-2.34% to 14.34%

e.-23.18% to 31.48%