Question: Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Saint Constantine and Elena Cathedral Bălți -  The Saint Constantine and Elena Cathedral (Romanian: Catedrala Sfinții Împărați Constantin și Elena) is a cathedral in Bălți Moldova.
Answer:
Building