Correct Answer: D
Explanation:
Choice "d" is correct. A change in the method of depreciation is now considered to be both a change in method and a change in estimate. These changes should be accounted for as changes in estimate and handled prospectively. The new depreciation method should be used as of the beginning of the year of change and should start with the current book value of the underlying asset. No retroactive or retrospective calculations should be made, and no adjustment should be made to retained earnings.
And, certainly, the cumulative effect should not be reflected on the income statement any more. Choices "a", "b", and "c" are incorrect, per the above Explanation: .