Given the question: Wu Nai-ren -  Wu Nai-ren is a Taiwanese politician of the Democratic Progressive Party (DPP). He is the former Secretary-General of the DPP. 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