Answer the following question: Seth Luther ( 1795 April 29 1863) was an American antebellum workers' and suffrage organizer based in Providence Rhode Island. A carpenter by trade Luther was renowned in his time for his oratory skills and early work to organize workers into trade unions in the New England area. He was a key participate in Rhode Island's Dorr Rebellion of 1842 where the working people of Rhode Island took up arms in an ill-fated attempt to expand the voting franchise against to non-property holding men. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
Answer:
Office Holder