Helsinki-class missile boat - Helskinki-class missile boat (Finnish: Helsinki-luokan ohjusvene) is a class of four fast attack craft built for the Finnish Navy. All the ships were constructed at the Wartsila Helsinki Shipyard Finland and had Pansio as their homeport. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
A:
Mean Of Transportation