Please choose the correct ending to complete the given sentence: Home and Garden: [header] How to clean coins [title] Hold the coin under warm water. [step] Doing this will allow your faucet to remove initial dirt buildup. The faucet should be enough water pressure to get the job done, so avoid any add-on to increase the pressure, like a jet.

Ending1: [substeps] If you're using a faucet for more complicated tasks, set it to a lower pressure setting. [title] Lather the coin with a coin net. Ending2: Holding the coin under the water for several seconds will help remove any built-up residue. [substeps] If the coin gets wet, use a clean sponge or rag to gently dry it. Ending3: You only need to hold the coin under the faucet for one or two minutes. Once you are done place them aside on a paper towel or rag. Ending4: [substeps] You should add as little tap water as possible. You don't want to bruise the coin.

Answer format: ending1/ending2/ending3/ending4