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In the first part of the 20th century ， apart from Darwinism, there were two thinkers ______ ， whose ideas had the greatest impact on the period.(本题1.0分)
A、 the German Karl Marx and the Austrian Sigmund Freud
B、 the German Karl Marx and the American Sigmund Freud
C、 the Swiss Carl Jung and the American William James
D、 the Austrian Karl Marx and the German Sigmund Freud

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出自：信阳师范学院英国文学史

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