Please choose the correct ending to complete the given sentence: Computers and Electronics: [header] How to use epsom salt [title] Brush your teeth with epsom salt for an extra clean smile. [step] Not only will epsom salt whiten your teeth it will also help in the fight against periodontal disease. [substeps] Combine one part epsom salt with one part water.

Ending1: Swish the mixture around your mouth for a few seconds, and then spit it out. Salt by itself should be fine enough to do, though if you don't, then you can mix it with teeth-whitening mouthwashes. Ending2: If you don't have the package, go grocery shopping and purchase one small bowl of epsom salt. Using your fingertips, moisten the cotton ball with a bit of water. Ending3: Gently apply a little salt to your lips once you have finished your preparations. Since salt is usually harmless to the two gently billed pendants, it can contribute to more smile. Ending4: Make sure you mix well and fully integrate salt into the water. Dip toothbrush into mixture and brush well.

Answer format: ending1/ending2/ending3/ending4