Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to stay healthy during the winter [title] Wash your hands. [step] Regularly washing your hands is one of the best ways to keep from spreading germs. It's also a good method to avoid spreading germs to others.

Ending1: [substeps] Never scrub your hands with soap or water. Doing so can spread germs through your skin and onto your clothes. Ending2: [substeps] Buy warm water when washing your hands. You don't need to use hot water to wash your hands. Ending3: During the winter, this is especially important since it is cold and flu season. [substeps] Make sure you know how to properly wash your hands. Ending4: [substeps] Wash your hands after cooking, after touching or throwing away food, before dusting or shoveling snow. [title] Wear protective clothing when handling animals, such as rubber gloves.

Answer format: ending1/ending2/ending3/ending4