Part Four: Problem On January 1, 2020, CCA Corporation purchased a machine for $124,000. The Corporation estimated a salvage value of $10,000 for the machine and a useful life of 6 years. The machine is expected to be used for the production of 200,000 units during its life. The machine produced 25,000 units in 2020 and 43,000 in 2021. Instructions: A. Calculate the depreciation of the machine for 2020 and 2021 under each of the following methods and fill the following table Depreciation Method Depreciation for Depreciation for Accumulated Book Value at 2020 2021 Depreciation at December 31 December 31, 2021 Straight-line Units-of-Production (Activity Method) Double-declining Balance Sum-of-the-years-digits 2021