For each of the following lapses in control, explain why they would pose a risk for an organisation and suggest a control that could be used to reduce it: (a) Entering negative values for order quantity in a sales order (b) Selling to a customer with an overdue account (c) Ordering from a non-existent supplier (d) Paying for goods that have not been received (e) Entering an alphanumeric customer ID when the business policy is for numeric customer IDs (f) Misappropriation of goods by receiving staff, who also maintain inventory records (g) Ordering too much of a product