Please answer the following question: The 'Chamber of Commerce situated in Douala Cameroon is a building constructed between 1927 and 1928 under the French mandate under the umbrella of the League of Nations. This building has art nouveau tardif architectural style. 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