Please answer the following question: Pick one category for the following text. The options are - company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work. Lee Sung - Lee Sung (born 16 January 1980) also known as Lee Sung-man is a South Korean professional golfer. Lee played on the Nationwide Tour in the United States in 2001 and 2003. After losing his card on that tour in 2003 he was successful at the Asian Tour's qualifying school in January 2004 and he has played mainly in Asia since then. He picked up his first tour victory at the 2007 Bangkok Airways Open.
Answer:
Athlete