Please answer the following question: Tudor Walters - Sir John Tudor Walters PC (1868 16 July 1933) was a British architect surveyor and Liberal politician. He served as Paymaster-General under David Lloyd George from 1919 to 1922 and once again briefly in 1931 under Ramsay MacDonald. 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