Ten annual returns are listed in the following table: (Click on the following icon in order to copy its contents into a spreadsheet.) - 19.8% 16.8% 18.2% - 49.4% 43.3% 1.9% - 16.9% 46.2% 45.4% -3.1% a. What is the anthmetic 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? a. What is the arithmetic average return over the 10-year period? The arithmetic average return over the 10-year period is %. (Round to two decimal places.)