A. Identify the following and place your answer on the spaces provided before the number. 1. Business operation that earns income by selling services. 2. A statement that shows the costs incurred in manufacturing a product. 3. Inventory of work still in the process of production. 4. Materials that form an integral part of the product. 5. The sum of the three manufacturing costs. 6. Costs that are easily traceable to a product or a department 7. Expenses necessary to promote and sell a product 8. Salaries of machine operators 9. Expenses incurred in directing, organizing and controlling the business. 10.Inventory system where the goods have to be physically counted at the end of the period to determine the portion sold as well as unsold.