Q:Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. SM U-153 - SM U-153 was one of the 329 submarines serving in the Imperial German Navy in World War I. U-153 was engaged in the naval warfare and took part in the First Battle of the Atlantic.
A:
Mean Of Transportation