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 Spray (ID-2491) -  USS Spray (ID-2491) was a United States Navy trawler which served as a minesweeper and was in commission from 1918 to 1919.Spray was built as a civilian fishing trawler in 1905 by the Fore River Shipbuilding Company at Quincy Massachusetts.
Answer:
Mean Of Transportation