When Reporting on Comparative Financial Statements, Auditors Ordinarily Should Modify

When reporting on comparative financial statements, auditors ordinarily should modify their previously expressed opinion on the prior years' financial statements if the

A) prior years' financial statements are restated to conform with generally accepted accounting principles.
B) auditors were predecessor auditors who have been requested by a former client to reissue the previous report.
C) prior years' opinions were unmodified and the opinion on the current year's financial statements is modified due to a lack of consistency.
D) prior years' financial statements are restated following an acquisition in the current year.