USNS Zeus (T-ARC-7) was the first cable ship specifically built for the United States Navy and was planned to be the first of two ships of her class however the second ship was not built leaving Zeus as the only ship of her class to have been constructed. Capable of laying 1000 miles (1600 km) of cable at depths of up to 9000 feet (2700 m) she is the only ship of her type currently operated by the U.S. Navy. 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?
Mean Of Transportation