The term 'Subway Option' can be broken down into two crossword solutions: LOCAL (5 letters) and MAYO (4 letters). LOCAL is an adjective that means 'belonging to or characteristic of a particular locality'. It is often used to describe businesses or services that are specific to a certain area. MAYO is a type of sauce made from oil, egg yolks, and vinegar or lemon juice. It is commonly used as a condiment on sandwiches, especially in the popular Subway sandwich chain.