During the last 4 years, in sequence, an investment has earned annual returns of 6%, 0%, -6%, and 0%. Calculate thegeometricaverage annual return and theestimatedstandard deviation.

A. Geometric average return = 0.0000%, Estimated standard deviation = 4.89898%

b. Geometric average return = -0.09012%, Estimated standard deviation = 4.24264%

c. Geometric average return = -0.09012%, Estimated standard deviation = 4.89898%

d. Geometric average return = 0.0000%, Estimated standard deviation = 4.24264%

e. None of the above