Which of the following factors could cause a company’s gross profit percentage on sales to fall below the expected level? 1 Understatement of closing inventories. 2 The incorrect inclusion in purchases of invoices relating to goods supplied in the following period. 3 The inclusion in sales of the proceeds of sale of non-current assets. 4 Increased cost of carriage charges borne by the company on goods sent to customers. A 3 and 4 B 2 and 4 C 1 and 2 D 1 and 3 C |