Ten annual returns are listed in the following table: (Click on the following icon in order to copy its contents into a spreadsheet.) - 19.9% 16.8% 18.2% - 49.5% 43.7% 1.4% - 16.3% 45.9% 44.7% -3.5% a. What is the arithmetic average return over the 10-year period? b. What is the geometric average return over the 10-year period? c. If you invested $100 at the beginning, how much would you have at the end