Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to clean travertine floors [title] Use a cleanser formulated for travertine. [step] Travertine can become dull and damaged if you use a harsh cleanser. Consider purchasing a floor cleaner formulated for travertine to use regularly.

Ending1: [substeps] Sicalyptus cleaner is a good option for this type of tile floor and can be purchased online or at your local hardware store. If you prefer a less abrasive cleaner, choose a cleaner with a rating between 3 and 5 percent. Ending2: The label should clearly state the cleanser if formulated specifically for travertine. [substeps] Opt for a cleanser with a neutral ph of 7 or below. Ending3: [substeps] You can find many cleaner bottles on the market and these are great ways to clean travertine floors. [title] Use dish soap and warm water to clean travertine. Ending4: [substeps] Travertine floor cleaners can be found at most home improvement stores or large retailers. [title] Pour silicon powder into a soft rag and dampen it a little.

Answer format: ending1/ending2/ending3/ending4