Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to remove wax from concrete [title] Rent a commercial steamer. [step] Such appliances are usually available at large hardware/home improvement stores and some supermarkets. [title] Steam the spot until the wax starts to melt.

Ending1: [step] For small areas, steam a small area first; for large areas, steam a larger area. [title] Peel and core the old wax so that the loosened wax is the same color as the new wax. Ending2: [title] Block the spot with a fresh sheet of wax using something other than wax sticks. [step] This will help the wax melt and create a stiffer surface during the process. Ending3: [title] Keep steaming until most to all of the wax has melted. [step] Wipe it with an absorbent material. Ending4: [title] Pour the melted wax into the steamer with a sponge. [step] Pour the cleaner over the area that marks your creation.

Answer format: ending1/ending2/ending3/ending4