Question: how to wash a cup?
Options:
put soap on a sponge and get slightly wet, then rub sponge against all surfaces of the cup and rinse well
put soap on a sponge and while sponge is dry rub sponge against all surfaces of the cup and dry well
Answer: put soap on a sponge and get slightly wet, then rub sponge against all surfaces of the cup and rinse well