A stock has an expected return of 8.3% and a standard deviation of 6.4%. Assuming the stocks returns are normally distributed, which one of the following best describes the probability that the stock will lose 10.9% or more in a given year?

A. less than or equal to 0.5%

B. Greater than 0.5% , but less than or equal to 1.0%

C. Greater than 1.0%, but less than or equal to 1.5%

D. Greater than 1.5%,but less than or equal to 2.5%

E. Greater than 2.5%, but less than or equal to 5%