Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to wash nylons [title] Fill a sink with cold water. [step] To best care for your nylons, you should wash them by hand. Fill your sink with cold water.

Ending1: Because nylons can be affected by diseases like aspergillosis, it's recommended that you wash them by hand if you want to really help prevent this disease. [substeps] Ice water may be more hygienic, as it is less likely to harm your delicate skin. Ending2: This will help to break down the dirty layers of the fabric and avoid damage to the outer layer. [title] Wet your cotton swab with a river water mixture. Ending3: Be sure to use cool or lukewarm water, since cold water can make the stains worse. [title] Scrub the inside of the nylons. Ending4: Make sure the drain plug and chain are free of sharp edges which could snag your tights. [title] Add 1 tablespoon (15 ml) of mild detergent to your water.

Answer format: ending1/ending2/ending3/ending4