A stock produced total returns of -10%, 12%, 20%, and -36% over the past four years, respectively. What is the average rate of return for this period of time? What is the geometric average return?

Select one: a. 3.50%, 2.00% b. -3.50%, -6.20% c. -3.50%, -5.30% d. 2.00%, -0.83% e. 3.50%, 1.30%