Please choose the correct ending to complete the given sentence: Health: [header] How to prevent milia [title] Apply sunscreen to protect yourself from the sun. [step] Milia are sometimes associated with the damage caused by long term exposure to the sun's uv rays. Whenever you'll be outside for an extended period of time, always use sunscreen with a rating of spf 30 or higher on the parts of your skin that are exposed to the sun.

Ending1: Apply the sunscreen liberally to ensure it's protecting you. [title] Wear clothing to guard against uv rays. Ending2: [substeps] Use a spf of 30 or higher or higher if you live in a cool climate and don't expect to stay out in the sun long. Put a spf of 15 or higher on things like your feet. Ending3: [substeps] For most people, aim for broad-spectrum sunscreen with an spf of at least 30, or so. Tanning will also help protect the skin from uv rays and prevent damage that may even cause a false tan. Ending4: [substeps] This can be applicable to any person, animal, or environment that is exposed to the uv rays. Apply sunscreen to areas where you would be most exposed and spf 30 or higher.

Answer format: ending1/ending2/ending3/ending4