Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to clean white leather furniture [title] Wipe grease stains away with a dry cloth. [step] Adding a fluid or other cleaning solution will only help the stain set. It's important to deal with these stains promptly so they don't have a chance to set.

Ending1: [title] Spray white leather furniture with a leather conditioner spray. [step] The conditioner will help the stain to set and make it easier to remove after cleaning the cloth. Ending2: [title] Blot away oil stains on leather furniture. [step] Based on the application of a specially formulated cleaner, scuffing any dirt or grime off your furniture will not stain it further. Ending3: [substeps] For smaller stains you may wipe the stain away with a soft rag. On bigger stains you may need to rub the spot with your paper towel. Ending4: [substeps] If the stain has had time to set, you can sprinkle baking soda on it. Leave it for a few hours, allowing the grease to soak into the baking soda.

Answer format: ending1/ending2/ending3/ending4