Q:Ruxox Cell was an Augustinian monk's cell in Bedfordshire England. It was documented in 1189 and 1290 and was used as a retreat by resigned priors of Dunstable Priory.An excavation was done in 1959 and the interim report is held at Bedfordshire Record Office. 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:
Building