Given the question: Barend Biesheuvel -  Barend Willem Biesheuvel (April 5 1920 – April 29 2001) was a Dutch politician of the defunct Anti Revolutionary Party (ARP) now merged into the Christian Democratic Appeal (CDA). He served as Prime Minister of the Netherlands from July 6 1971 until May 11 1973.A Civil servant and Trade Union Leader by occupation he was General Secretary of the Christian Farmers and Gardeners Association of the Netherlands (CBTB) from 1952 until 1959 and Chairman 1959 until 1963. 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 is:
Office Holder