Given the question: Harold Demuren - Dr. Harold Olusegun Demuren (born May 31 1945 in Ijebu Ode Ogun State Nigeria) is an Aeronautical Engineer. He was Director General of the Nigerian Civil Aviation Authority from December 2005 to March 2013. 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