Which of the Following Statements Is Generally Correct About the Reliability

Which of the following statements is generally correct about the reliability of audit evidence?

A) The more effective the internal control structure, the more assurance it provides about the reliability of the accounting data and financial statements.
B) Reliability of audit evidence refers to the amount of corroborative evidence obtained.
C) Information obtained indirectly from independent outside sources is more persuasive than the auditor's direct personal knowledge obtained through observation and inspection.
D) Reliability of audit evidence refers to the audit evidence obtained from outside the entity.