HMS Narwhal (S03) was a Porpoise class submarine of the Royal Navy. She was launched on 25 October 1957. She was scuttled on 3 August 1985 as a target.In 1970 she was present at Portsmouth Navy Days.She was scuttled as a target on 3 August 1985 and lies in the English Channel. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Mean Of Transportation