Which of the following statements concerning bann
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Which of the following statements concerning banning GM foods is true according to the passage?
A. Underdeveloped countries have banned GM foods.
B. Both Europe and the U.S.have banned GM foods.
C. Most European countries have not banned GM foods.
D. The United States has not banned GM foods.
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答案：D
答案的依据是第八段第二句“Should GM foods be banned in the United States, as they are in parts of Europe?”这个句子表明，有些欧洲国家已禁止生产、稍售转基因食品，而美国没有这条法令。