单选题 From Christianity and the barbarian kingdoms of the west emerged the medieval version of politics______.in turn evolved the politics of our modern world.
A. of which B. from which C. on which D. by which

【正确答案】 B
【答案解析】[解析] 空格处意为“从中产生出(进化到)我们现代的世界政治”。from which与前面对称，因此B项正确。