An investor is reading the financial statements of Sundby Corporation and observes that the statements are accompanied by an unqualified auditor's report. From this, the investor may conclude that

a. Any disputes over significant accounting issues have been settled to the auditor's satisfaction.

b. The auditor is satisfied that Sundby is operationally efficient.

c. The auditor has ascertained that Sundby's financial statements have been prepared accurately.

d. Informative disclosures in the financial statements but not necessarily in the footnotes are to be regarded as reasonably adequate.