Please answer the following question: J. C. C. Davidson 1st Viscount Davidson - John Colin Campbell Davidson 1st Viscount Davidson GCVO CH CB PC (23 February 1889 11 December 1970) known before his elevation to the peerage as J. C. C. Davidson was a British civil servant and Conservative Party politician best known for his close alliance with Stanley Baldwin. Initially a civil servant Davidson was private secretary to Andrew Bonar Law between 1915 and 1920. 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