Please answer the following question: Dick Ackerman -  Richard Charles Ackerman (born December 5 1942) is a Republican U.S. politician who was a California State Senator for the 33rd District representing inland Orange County from 2000 to 2008.Born in Long Beach California Ackerman earned a B.A. in Mathematics from the University of California Berkeley in 1964 and a J.D. from Hastings College of the Law in 1967. 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?
A:
Office Holder