a. The more effective the internal control system, me more assurance it provides about the reliability of the accounting data and financial statements.
b. Competence of evidential matter refer to me 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. Competence of evidential matter refers to the audit evidence obtained from outside the entity.