Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to remove coffee stains from silk [title] Blot out liquid coffee. [step] Blot out as much coffee as you can with a paper towel. Do not rub the silk, as this may spread the stain.

Ending1: [title] Bring colorful silk to a professional cleaner. [step] Silk is already susceptible to damage from most cleaning products. Ending2: Instead, tuck the paper towel into the underside of the silk and then wipe the stain with another paper towel. You can dampen this paper towel, rinse the coffee out, and then use it to wash the cup thoroughly with oil. Ending3: Just blot with a tissue or paper towel until you no longer have a coffee stain on your silk. [title] Place powdered coffee on a cold cloth. Ending4: [substeps] Blot with a paper towel on a clothesline, and try again the other day. The coffee still has a lot of liquid inside, so if you can remove spills more quickly, blot it out.

Answer format: ending1/ending2/ending3/ending4