Identify which control activity is violated in each of the following situations.

1.		Once a month, the sales department sends unnumbered sales invoices to the accounting department to be recorded.		select a control activity                                                           Segregation of dutiesDocumentation proceduresEstablishment of responsibilityPhysical controlsHuman resource controlsIndependent internal verification
2.		Steve Nicoles orders merchandise for Binn Company; he also receives merchandise and authorizes payment for merchandise.		select a control activity                                                           Segregation of dutiesEstablishment of responsibilityDocumentation proceduresIndependent internal verificationHuman resource controlsPhysical controls
3.		Several clerks at Draper’s Groceries use the same cash register drawer.		select a control activity                                                           Physical controlsHuman resource controlsSegregation of dutiesDocumentation proceduresEstablishment of responsibilityIndependent internal verification