Which of the following statements best describes what is meant by an unqualified audit opinion?

a. Issuance of an unqualified auditor’s report indicates that in the auditor’s opinion the client’s financial statements are not fairly enough presented in accordance with agreed-upon criteria to qualify for a clean opinion.

b. Issuance of an unqualified auditor’s report indicates that the auditor is not qualified to express an opinion that the client’s financial statements are fairly presented in accordance with agreed-upon criteria.

c. Issuance of an unqualified auditor's report indicates that the auditor is expressing different opinions on each of the basic financial statements regarding whether the client’s financial statements are fairly presented in accordance with agreed-upon criteria.

d. Issuance of a standard unqualified auditor’s report indicates that in the auditor’s opinion the client’s financial statements are fairly presented in accordance with agreed-upon criteria, with no need for the inclusion of qualifying phrases.