Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to clean a watch [title] Determine the type of material of your watch band. [step] The cleaning method you use will depend upon the type of band you have. Common band types are metal, leather, cloth, or stainless steel.

Ending1: Metal bands are often made to withstand colder temperatures, while cloth bands are more sturdier. To clean a metal band, use a series of small abrasions to scour from the edge of the band to the top of the band. Ending2: [substeps] If your watch is made out of plastic you can follow the same procedure to clean it as you would if it was made out of metal. [title] Remove the band from the watch dial, if possible. Ending3: [substeps] Metal bands tend to use nylon, titanium, or other materials. Aluminum bands may use titanium, but they are relatively lightweight. Ending4: Any type of metal will work, but some of these materials might not be considered safe for your watch band. [substeps] Metal bands should be done on either metal or cloth versions of watches.

Answer format: ending1/ending2/ending3/ending4