During the year under audit, Forrest Corporation experienced significant losses due to a pervasive fraud scheme. Because of the lack of documentary evidence and inability to perform appropriate auditing procedures, the auditors were unable to determine the total amount of the loss. What type of report should the auditors issue?

• a.Disclaimer or qualified opinion.

• b.Unmodified opinion with an other-matter paragraph.

• c.Disclaimer or adverse opinion.

• d.Qualified or adverse opinion.