An employee of a warehouse is responsible for taking a computer-generated shipping list, pulling the items from the warehouse shelves, and placing them in a bin which is transferred to shipping when the list is completely filled. This is an example of: authorizing events executing events recording events safeguarding resources Which of the following controls requires that documents be prenumbered before it can be implemented? digital signature batch total processing key verificaton sequence check An outside auditing firm annually supervises a physical count of a store's inventory. This is an example of: authorizing events Osafeguarding resources recording events O executing events