Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to control inventory [title] Understand the goals of any inventory control system. [step] An inventory control system should accomplish three key goals. Knowing these goals are helpful in letting you know if your current system is effective, if it can be improved, as well as how it can be improved.

Ending1: [title] Understand how a business's inventory form works. [step] This form will be divided into 100 to 200 different sections. Ending2: [substeps] Your system should let you know what is in your inventory at all times. Your system should have a means of detecting and updating changes in your inventory. Ending3: [substeps] Management management conflicts can contribute to any inventory problems. Personnel problems may affect whether employees are encouraged to stock their inventory, which can result in increased responsibilities. Ending4: [substeps] A good example of any stock system would be stock. Stock is a form of dry, hazardous waste used on-site storage facilities.

Answer format: ending1/ending2/ending3/ending4