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. Rashidi Kawawa -  Rashidi Mfaume Kawawa (May 27 1926 – December 31 2009) was the Prime Minister of Tanganyika in 1962 and of Tanzania in 1972 to 1977. He was the effective ruler of the country from January to December 1972 while Julius Nyerere toured the countryside. Kawawa was a strong advocate of economic statism. He later served as Defense Minister from 1977 to 1980.After his retirement Kawawa remained a behind-the-scenes influence in Tanzanian politics.
A:
Office Holder