Please choose the correct ending to complete the given sentence: Health: [header] How to prevent staph infection [title] Wash your hands. [step] Wash your hands often with lots of soap and water. Make sure you wash your hands after you sneeze and cough.

Ending1: If you have any irritation caused by any of the chemicals in your body, then you may want to wash again. [substeps] The more soap or residue that you use, the more bacteria can be inside your body that can lead to staph infections. Ending2: The entire procedure takes only about a minute. Following proper handwashing procedure can help reduce the spread of germs. Ending3: Dirty hands can cause the symptoms of lertinic rhinitis, which is a viral infection. [substeps] However, if you are dealing with the symptoms of lertinic rhinitis in yourself or in those around you, it may help to wash your hands. Ending4: You may wish to carry a dog pad with you at all times, especially if you are sick. [substeps] For oil-based wipes, skip the wipe-down.

Answer format: ending1/ending2/ending3/ending4