USS Grapple (ARS-7) was an Diver-class rescue and salvage ship commissioned by the U.S. Navy for service in World War II. She was responsible for coming to the aid of stricken vessels.Grapple (ARS-7) was launched by Basalt Rock Company in Napa California 31 December 1942; sponsored by Mrs. Thomas D. Rose; and commissioned 16 December 1943 at Vallejo California Lt. Robert Fisher in command. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
The answer to this question is:
Mean Of Transportation