Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to order a subway sandwich [title] Make all decisions (the type of bread, meat, vegetables, and cheese) before you approach the counter. [step] Do not wait until you're asked to decide. If you're unsure, allow others to order first.

Ending1: [substeps] Ask any questions you have before beginning the order process. This can include any questions about vegetarian-friendly sandwiches, general meals, prices, etc. Ending2: Many subway stops offer a free subway sandwich anytime a new person arrives. If you can wait for that person to leave and again pass time, wait a few minutes until everyone stops. Ending3: This may save you time in negotiating on the fare, paying for the sandwich, and dealing with impatient waiting at the cashier. [title] Approach the window when a cashier approaches. Ending4: [title] Guide others to the vending machine. [step] Walk away smiling, and if you're bothered, give your customers a chance to pick their own bread first.

Answer format: ending1/ending2/ending3/ending4