What are the five types of tests auditors use to determine whether financial statements are fairly stated?

1. What are the five types of tests auditors use to determine whether financial statements are fairly stated? Identify which tests are performed to reduce control risk and which tests are performed to reduce planned detection risk.
2.Explain the differences among C3, C2, and C1. Explain the circumstances under which it would be a good decision to obtain audit assurance from substantive tests at point C 1. Do the same for points C2 and C3.