Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to bathe a french horn [title] Find a bath big enough to comfortably take your horn and line it with an old sheet or towels. [step] ( this prevents damage to horn and bath. ) [title] Fill the bath with lukewarm water.

Ending1: [step] Add some mild detergent (like filtered water) and immerse yourself in the water. Swish it around for about 10 minutes; you can rinse with the cool tap only--it is crucial that you don't overfill your horn. Ending2: [title] Remove all slides, mouthpiece and any other moving parts from the horn. [step] ( if it has a detachable bell, remove this. Ending3: [step] The water is cold enough to work well, but not so warm that it drips down the horn. [title] Lay your horn at the bottom of the bath. Ending4: [step] Hot water will warm up your horn and make it safer to use, it also will help repair your horn's durability. There are numerous ways to use a french horn, but most of the easiest is to base it on how warm the water is-using warm water might help soften your horn's durability as well.

Answer format: ending1/ending2/ending3/ending4