Please answer the following question: St. Joseph's on the Brandywine is a historic Roman Catholic church complex and national historic district located at 10 Barley Mill Road in Greenville New Castle County Delaware. The district encompasses four contributing buildings and one contributing site. The original church was built in 1841 by the duPont family for Irish and Italian Catholic workers at the duPont works. 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?
Answer:
Building