A stock has a standard deviation of 12.3 percent and an average return of 20.4 percent. In any one given year, you have a 95 percent chance that you will not earn more than _____ percent nor lose more than ____ percent if you invest in this security.

A. 25.75 percent to 15.05 percent

B. 32.7 percent to 8.1 percent

C. 45 percent to -4.2 percent

D. 8.1 percent to 32.7 percent

E. -4.2 percent to 45 percent