Question: How to clean a bicycle helmet?

  Options: 
 A. Pour a few drops of dishwashing liquid in a bowl, add water, and dip sponge into it. Clean it thoroughly with sponge. Make sure helmet has soap everywhere then leave to air dry.
 B. Pour a few drops of dishwashing liquid in a bowl, add water, and dip sponge into it. Clean it thoroughly with sponge, then clean with cloth, and leave to air dry.
Answer: B