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. USS G-2 (SS-27) - USS G-2 (SS-27) was a G-class submarine of the United States Navy. While the four G-boats were nominally all of a class they differed enough in significant details that they are sometimes considered to be four unique boats each in a class by herself.
Answer:
Mean Of Transportation