Explanation: Both sources indicate that trade between Portugal and Kongo happened frequently, either to the Kongolese people’s misfortune or for the acquisition of raw materials. Choice (A) is not justifiable based on the text of Source 2, since it advocates extorting resources from the Kongolese; eliminate (A). Only Source 1 supports (B), so eliminate this choice as well. Choice (C) is not supported by the passages, so eliminate (C). You are exam_ins with (D), which is the answer.