Q:The Baldwin DRS-6-4-1500 was a diesel-electric locomotive of the road switcher type rated at 1600 horsepower (1200 kW) that rode on three-axle trucks having an A1A-A1A wheel arrangement. 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