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. Jack Carpenter (American football) - Jack C. Carpenter (July 29 1923 October 16 2005) was an American football player. He played at the tackle position for the University of Michigan in 1946. He played professional football for the Buffalo Bills of the All-America Football Conference from 1947 to 1949 and for the San Francisco 49ers of the AAFC in 1949. He also played five years in the Canadian Football League for the Hamilton Tiger-Cats (19501951) and Toronto Argonauts (19521954).
A:
Athlete