Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to iron silk [title] Hand wash silk in lukewarm water. [step] Add a few drops of mild detergent to a bucket or sink of water. Rub it very gently to release stains.

Ending1: [title] Allow the silk to soak for three to five minutes. [step] Then, rinse the garment in fresh lukewarm water until the bubbles disappear. Ending2: Blot the spot with a soft cloth to remove extra water and lather and rinse. [substeps] You may want to try disinfecting your silk garment in mild detergent before you wash it. Ending3: Dry off the silk with a clean, dry towel, and continue with the ironing. [substeps] Hold the scarf right under the spray nozzle so the moisture doesn't escape. Ending4: In fewer than an hour, the stains should disappear. [title] Give the silk a deep wash with mild detergent.

Answer format: ending1/ending2/ending3/ending4