Exiter Inc. owns the following assets: a. Assuming the purchase date was January 1,2020, determine the depreciation expense and Book value for asset A \& B on December 31, 2020, 2021, 2022, and 2023 using the straight-line method, sum of the year digit methos, and the double declining method b. Assuming the purchase date was May 1, 2020, determine the depreciation expense and Book value for asset A \& B on December 31, 2020, 2021, 2022, and 2023 using the straight-line method, sum of. the year digit methos, and the double declining method