Please answer the following question: United States Post Office (Ely Nevada) - The U.S. Post Office in Ely Nevada was built to a standardized plan developed by the Office of the Supervising Architect led by Louis A. Simon. The building uses an attenuated Classical style that was popular with Federal buildings in the 1930s. The building occupies a prominent place in Ely and represents the presence of the Federal government in the town.The Ely Post Office was built as part of an appropriation for post offices in Ely Elko Las Vegas and Reno passed in June 1932. 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