es A walkthrough is one procedure used by an auditor as part of the internal control audit. A walkthrough requires an auditor to: Multiple Choice O trace a transaction from each major class of transactions from origination through the entity's information system until it is reflected in the entity's financial reports. tour the organization's facilities and locations before beginning any audit work. trace a transaction from every class of transactions from origination through the entity's information system. trace a transaction from each major class of transactions from origination through the entity's information system