Byrd Company Experienced an Accounting Event That Affected Its Financial

Multiple Choice

Byrd Company experienced an accounting event that affected its financial statements as indicated below:
Which of the following accounting events could have caused these effects on Byrd's statements?

A) Recognized depletion expense under the units-of-production method.
B) Recognized depreciation expense under the double declining balance method.
C) Amortized patent cost under the straight-line method.
D) All of these answer choices are correct.