Ten annual returns are listed in the following table: (Click on the following icon in order to copy its contents into a spreadsheet.) - 19.6% 16.6% 18.5% - 49.9% 43.6% 1.3% - 16.2% 45.8% 44.6% - 3.1% 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