Please answer the following question: Depot Historic District (Raleigh North Carolina) - The Depot Historic District is an industrial and commercial neighborhood in downtown Raleigh North Carolina that was the city's railroad and warehouse distribution hub from the 1850s to 1950s. Located two blocks west of Fayetteville Street and to the north and east of the Norfolk and Southern railroad tracks the district contains four blocks of 35 brick buildings that date from the 1880s to early 1950s. Given a choice of categories company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, the text refers to which one?
A:
Building