During the last 4 years, in sequence, an investment has earned annual returns of 4%, 0%, -4%, and 0%. Calculate the geometric average annual return and the estimated (i.e., "sample") standard deviation. None of the other answers are correct a. Geometric average return = -0.040%, Estimated standard deviation = 2.828% Geometric average return = 0.00%, Estimated standard deviation = 3.266% C. Geometric d. average return = 0.000%, Estimated standard deviation = 3.047% Geometric average return = -0.040%, Estimated standard deviation = 3.047% e. Geometric average return = -0.040%, Estimated standard deviation = 3.266% Of. Geometric average return = 0.000%, Estimated standard deviation = 2.828% g