Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to create a mold for candles [title] Save heavy cardboard type containers. [step] Useful types of cardboard include a pringles can, chinese take-out containers, or waxed milk cartons. Make sure that the cardboard is coated with wax in some way...regular cardboard will absorb the melted wax and become a fire hazard, not to mention a mess.

Ending1: To build a mold for your candle, cut short slits into the cardboard to ensure that it can hold heat. [title] Sketch it out with a pen or pencil first. Ending2: [title] Wipe the inside of the container with a damp paper towel to remove any food residue. [title] Attach your wick to the center of the inside of the container. Ending3: [substeps] Consider using a zipper flap for better cover. Cardboard flaps have valuable utility for making candle containers that can be easily zippered shut. Ending4: [title] Measure your candle size and organize the candles. [step] Since the containers you use will be in different sizes, stick with the same size containers you use for the candles or blank containers you'll use later.

Answer format: ending1/ending2/ending3/ending4