Please answer the following question: USS Somerset (AK-212) was originally a U.S. Navy Alamosa-class cargo ship built for service in World War II and was later re-acquired from the U.S. Air Force in 1964 as the USNS Coastal Sentry (T-AGM-15) a missile range instrumentation ship. 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