Which of the following presumptions does not relate to the reliability of audit evidence?

Multiple Choice

Evidence obtained from independent sources outside the entity is more reliable than evidence secured solely within the entity.

The more effective the client's internal control, the more assurance it provides about the accounting data and financial statements.

The auditors' opinion, to be economically useful, is formed within reasonable time and based on evidence obtained at a reasonable cost.

The independent auditors' direct personal knowledge, obtained through observation and inspection, is of higher quality than information obtained indirectly.