Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to latex a floor [title] Remove any carpeting or tile. [step] If you already have carpet or tile on your floor, you will need to remove it before you can examine the subfloor. If the floor is concrete, clear away any furniture or rugs on top of it.

Ending1: Then use a blower or a heat gun to soften the concrete surface. [title] Test the temperature inside the subfloor. Ending2: This includes rug, bookshelves, and anything with cabinets, chairs, or tables. There should also be no standing water-filled shower head or bathtub on top of the subfloor. Ending3: [substeps] For carpet, you can cut off pieces with an utility knife and pull it up using a pry bar. To remove tile, cut the grout with a utility knife and lift up each piece with a chisel. Ending4: If you don't already have small pieces of carpet, peel back those so that you can examine the subfloor. [substeps] Use a first-time latex paint remover to prime the floor.

Answer format: ending1/ending2/ending3/ending4