Please help me with Parts B and C.

Ten annual returns are listed in the following table: - 19.7% 16.6% 18.4% - 49.5% 43.7% 1.7% -16.8% 46.5% 45.2% -3.2% 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 0.0829. (Round to four decimal places.) b. What is the geometric average return over the 10-year period? The geometric average return over the 10-year period is I. (Round to four decimal places.)