Options: A. 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.; B. 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.; C. 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.; D. Make sure you mix well and fully integrate salt into the water. Dip toothbrush into mixture and brush well.;Choose from options above and answer: What most naturally follows?

How to use epsom salt
Brush your teeth with epsom salt for an extra clean smile.
Not only will epsom salt whiten your teeth it will also help in the fight against periodontal disease.
Combine one part epsom salt with one part water.
Answer:
D.