1.For each error or fraud, select one internal control that if properly designed and implemented, most likely would be effective in preventing or detecting the errors and fraud. Each response in the list of controls may be used once, more than once, or not at all.

Shipping clerks compare goods received from the warehouse with the details on the shipping documents. Approved sales orders are required for goods to be released from the warehouse.
Monthly statements are mailed to all customers with outstanding balances.
Shipping clerks compare goods received from the warehouse with approved sales orders.
Customer orders are compared with the inventory master fi le to determine whether items ordered are in stock