DC Towers - The DC Towers (also known as Donau City Towers) will be a pair of towers in Vienna's Donaucity. DC Tower 1 is complete and the first tenants moved into the offices in October 2013. Construction of DC Tower 2 will start afterwards. French architect Dominique Perrault has designed both towers. 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?
The answer to this question is:
Building