Please choose the correct ending to complete the given sentence: Health: [header] How to treat a graze [title] Wash your hands. [step] Before you clean a graze, you should wash your hands. You do not want to touch a bleeding wound with dirty hands.

Ending1: Wash your hands in warm tap water with antibacterial soap. [substeps] Get your hands wet under clean, running water. Ending2: Always make sure that you scrub your hands thoroughly if the dressing becomes wet. Wash your hands with water and soap multiple times before applying a dressing. Ending3: If you don't, the bleeding will continue for a few days and can lead to infection. Prior to cleaning, use soap and water to thoroughly clean your hands and the graze. Ending4: If the wound seems to be minor, make sure to wash hands before and after applying pressure to the wound. [substeps] Instead of just touching the bleeding wound, you can also clean the wound by using hand sanitizer.

Answer format: ending1/ending2/ending3/ending4