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Ten annual returns are listed in the following table: (Click on the following icon 5 in order to copy its contents into a spreadsheet.) 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? 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.)