Answer:
The correct answer is letter "B": through a retroactive restatement of prior period earnings.
Explanation:
Whenever a company decides to use a different accounting principle or method to record its transactions whether using the Generally Accepted Accounting Principles (GAAP) or the International Financial Reporting Standards (IFRS) the change must apply retroactively. Â
The books and all its ledgers must be portrayed in such a way as if the current method being used was always applied unless there are difficulties while doing so.