Why does Afghanculturemuseum. org eliminate the debate on whether a museums priority should be to display artworks or to preserve them?
A. Because it can replace the traditional museum in the near future.
Because it only allows the doctorates to see works that need particular protection.
C. Because when displaying the artworks, it also prevents others from stealing them.
D. Because it almost eliminates the contradiction between displaying and preserving artworks.
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中国古代建造并使用至今的大型水利工程,被誉为“世界水利文化的鼻祖”的是()。