tion Year-end of 2017 2018 2019 2020 2021 Price O a. 7.25% O b. 6.48% O c. 7.79% O d. 5.73% 36.00 28.00 38.00 42.00 45.00 Number of shares you bought (sold) bought 50 shares bought 10 shares bought 20 shares sold 30 shares What is your average yearly rate of return for the the period of 2017-2021? 4