Please answer the following question: Oscar Salathiel Kambona was the first foreign affairs minister of Tanganyika and the second most influential and most popular leader in the country after President Julius Nyerere. He was born on 13 August 1928 on the shores of Lake Nyasa in a small village called Kwambe near Mbamba Bay in the district of Mbinga near Songea in southern Tanganyika. He died in London in July 1997. He was the son of the Reverend David Kambona and Miriam Kambona. 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?
A:
Office Holder