Two years ago, you purchased 100 shares of a cola company. Your purchase price was $60 a share, plus a commission of $6 per share, for a total cost of $66 per share. After one year, the stock's market value had risen to $66. At the end of two years, you sold your cola company stocks for $70 a share, less a per-share commission of $4. During the two years you held the stock, you received dividends of $0.58 per share for the first year and $0.78 per share for the second year. a. Calculate your annual shareholder return for each of the two years you owned the stock. (Round your answers to 1 decimal place. Omit the "\%" sign in your response.) b. Calculate your annual average compound return. (Round your intermediate calculations and final answer to 1 decimal place. Omit the "\%" sign in your response.) Annual average compound return %