Please choose the correct ending to complete the given sentence: Sports and Fitness: [header] How to clean ice off a sidewalk [title] Purchase a deicer. [step] You should be able to find these at your local hardware store. It is best to buy several bags at the beginning of the season.

Ending1: These will keep your ice bath clean even if it is not warm or hot. [substeps] Deicers work in the same manner as a cloth deicer, except there is an incision you can make at the edge of the ice bath to allow the ice to drain out of the deicer. Ending2: Deicers are sometimes sold in multiple sizes. For a larger area, a single jar should suffice. Ending3: Many snow removal companies offer deicers at discounted prices ranging from $10 to around $20 for a single bag. Check online for deicers that specialize in ice removal. Ending4: Once the first snow storm hits, it is possible that stores will sell out of the product. [substeps] You should store your deicer in a dry place, preferably inside an airtight container keeping it free from moisture and sunlight.

Answer format: ending1/ending2/ending3/ending4