15 points) Shader Incorporated's net incomes for the past three years are presented below! ignore taxes): 2021 2020 2019 $480,000 $450,000 $360,000 During the 2021 year-end audit, the following items come to your attention: 1. Shader bought equipment on January 1, 2018 for $490,000 with a $46,000 estimated salvage 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) 2. During 2021, Shader changed from the straight-line method of depreciating its cement plant to the double-declining balance method. The following computations present depreciation on both bases: 2021 2020 2019 Straight-line 36,000 36,000 36,000 Double-declining 46,080 57,600 72,000 The net income for 2021 was computed using the double-declining balance method, on the January 1, 2021 book value, over the useful life remaining at that time. The depreciation recorded in 2021 was $72,000. 3. Shader, in reviewing its provision for uncollectibles during 2021, has determined that 1% is the appropriate amount of bad debt expense to be charged to operations. The company had used 1/2 of 1% as its rate in 2019 and 2020 when the expense had been $18,000 and $12,000, respectively. The company recorded bad debt expense under the new rate for 2021. The company would have recorded $6,000 less of bad debt expense on December 31, 2021 unde: the old rate. Instructions (a) Prepare in general journal form the entry necessary to correct the books for the transaction in part 1 of this problem, assuming that the books have not been closed for the current year. (b) Compute the net income to be reported each year 2019 through 2021. Ignore taxes (c) Assume that the beginning retained earings balance (unadjusted) for 2019 was $1,260,000. At what adjusted amount should this beginning retained earnings balance for 2019 be stated, assuming that comparative financial statements were prepared? (d) Assume that the beginning retained earnings balance (unadjusted) for 2021 is $1.800.000 and that non-comparative financial statements are prepared. Ignoring #3 above. at wha adjusted amount should this beginning retained earnings balance be stated" (e) How would the change in #3 above affect beginning retained earnings