Please choose the correct ending to complete the given sentence: Food and Entertaining: [header] How to use a mandoline [title] Prop the mandoline on a cutting board. [step] Fold out the mandoline's legs and place them on a sturdy, dry cutting board. The mandoline should never wobble or slip during use.

Ending1: [substeps] All mandolines work better if you lay them on a cutting board. Consider decorating your mandoline in some light decorative finishing spray for an added shine. Ending2: It should be balanced against the handle of a paper cutter fitted with a long toothed file. [substeps] If you're using stainless steel, the mandoline should have a sharp edge, like a sharp driver's blade. Ending3: [title] Scrape off the sanding dust from the mandoline's legs. [step] If there is any sanding dust remaining on the legs, scrape it away by gently scraping away with a tiny knife. Ending4: [substeps] Make sure the cutting board is clean, as it will come into contact with the chopped food. [title] Face the mandoline perpendicular to you.

Answer format: ending1/ending2/ending3/ending4