Explain a control Wells Fargo management can do to reduce their sales personnel from maximize sales volume at the expense of high bad debt write-off? 1) Employee responsible for authorizing sales and bad debt write-offs are denied access to cash. 2) Shipping documents and sales invoices are matched by an employee who does not have authority to write off bad debt. 3) Employees involved in the credit-granting function are separated from the sales function. 4) Subsidiary accounts receivable records are reconciled to the control account by an employee independent of the authorization of credit