Please choose the correct ending to complete the given sentence: Health: [header] How to get rid of a rash under breasts [title] Apply a cold compress to the area. [step] If you notice a rash on your breasts, try a cold compress. This can help reduce inflammation and lead to an improvement in symptoms.

Ending1: [substeps] Place a cold compress in your bra (if it is on). If it is not made of jersey material, find another fabric to use instead. Ending2: [substeps] Make sure to measure how cold your compress is to make sure that it will work on your rash. Place a washcloth in your hand and gently wrap the cloth around your breasts. Ending3: [substeps] You can simply wrap ice in a cotton towel or plastic bag. You can also purchase ice packs from a local supermarket. Ending4: Apply a cold compress to the area for at least 20 minutes three times a day. Over time, the moisture surrounding the skin can really make it become more sensitive.

Answer format: ending1/ending2/ending3/ending4