Please answer the following question: Augustin Dumon-Dumortier -  Augustin Aimable Dumon-Dumortier (4 December 1791 – 28 January 1852) was a Belgian industrialist diplomat and liberal politician.Born at Lille he was President of the Belgian Senate from 27 June 1848 until 28 January 1852 governor of the province of Hainaut and burgomaster of Tournai. In 1849 he was sent to the Netherlands as special envoi to congratulate William III with his coronation. 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?
Answer:
Office Holder