Please answer the following question: Vivian Balakrishnan - Vivian Balakrishnan (born 25 January 1961) FRCS is the Singapore Minister for Environment and Water Resources and a member of the governing People's Action Party (PAP). He has previously held appointments in the Singapore Cabinet as the Minister for Community Development Youth and Sports and as the Second Minister for Information Communications and the Arts and Trade and Industry. 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