USS Alpine (APA-92) was a Bayfield-class attack transport built for the US Navy which saw service in World War II.The vessel was laid down as Sea Arrow under a Maritime Commission contract on 12 April 1943 at Los Angeles California by the Western Pipe and Steel Company; launched on 10 July 1943 sponsored by Mrs. 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?
A:
Mean Of Transportation