Dooly Company's net incomes for the past three years are presented below: 2021 2020 2019 $500,000 $480,000 $390,000 During the 2021 year-end audit, the following items come to your attention: 1. Dyke found out errors in ending inventory as follows. Year 2019 2020 2021 Ending Inventory $60,000 understated 50,000 overstated 40,000 overstated 2. Dooly bought a truck on January 1, 2018 for $200,000 with a $20,000 estimated residual value and a six-year life. The company debited an expense account and credited cash on the purchase date for the entire cost of the asset. (Straight-line method) Instructions (a) Prepare in general journal form the entry necessary to correct the books for the above transactions, assuming that the books have not been closed for 2021. Transaction 1. Transaction 2. (b) Compute the net income to be reported each year 2019 through 2021