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 Tioga County (LST-1158) -  USS Tioga County (LST-1158) previously USS LST-1158 was a United States Navy landing ship tank (LST) in commission from 1953 to 1970 and which then saw non-commissioned Military Sealift Command service as USNS Tioga County (T-LST-1158) from 1972 to 1973.
A:
Mean Of Transportation