Question 18 of 30. There are three worksheets used when a taxpayer is insolvent and wants to exclude cancellation of debt income in the correct order of completion, they are: Basis Worksheet, SIDI, Exclusion Worksheet. Insolvency Worksheet, Basis Worksheet, SIDI. Insolvency Worksheet, Exclusion Worksheet, SIDI. O Insolvency Worksheet, SIDI, Basis Worksheet. Mark for follow up