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. Frederick W. Seward - Frederick William Seward (July 8 1830 April 25 1915) was the Assistant Secretary of State during the American Civil War serving in Abraham Lincoln's administration as well as under Andrew Johnson during Reconstruction and for over two years under Rutherford B. Hayes.
A:
Office Holder