Question: Which South African journalist was imprisoned by the first prime minister of Rhodesia to be native to the country? 
Sentence (from "Super Zimbabwe African People's Union"): Super ZAPU members worked for either Ian Smith, the former Prime Minister of Rhodesia; Abel Muzorewa, the first and only Prime Minister of Zimbabwe Rhodesia; Ndabaningi Sithole, the founder of the Zimbabwe African National Union; or the apartheid Government of South Africa.
Relevant evidence: No