Q:HMS Queen Emma - HMS Queen Emma was a commando troop ship of the Royal Navy during the Second World War. Built as a civilian passenger liner in 1939 by De Schelde at Vlissingen she was named the MS Koningin Emma after Queen Emma of the Netherlands and operated by Stoomvaart Maatschappij Zeeland (SMZ) (The Zealand Steamship Company) between Flushing and Harwich along with her sister ship MS Prinses Beatrix. 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