Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to remove limestone stains [title] Vacuum the limestone. [step] Your vacuum can be utilized to care for your limestone, especially if you can turn off the spinning brush. If you can't turn off the brush, you can still do a quick vacuum of the dust and dirt of the affected area.

Ending1: The vacuum removes and dislodges dirt and dust in between cracks of the limestone. [substeps] If you have a limestone table or other surface that isn't flooring, use a handheld vacuum if available. Ending2: Turn the brush off and let the cleaner sit for 5-10 minutes after using it. This loosens minerals that can remove the top layer of limestone. Ending3: Don't vacuum your limestone to the touch at all unless the dust-and dirt accumulated while you were cleaning it-then use your vacuum attachment to gently suck out the dust. [substeps] You can spray a commercial vacuum cleaner with a compressed air to use the vacuum. Ending4: [substeps] If it's still on your counter, blow it out on a paper towel to dry before moving on. [title] Use a beater bar or other heavy object to scrape away dust.

Answer format: ending1/ending2/ending3/ending4