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【单选题】Under the gold standard, __________ .A. each currency unit could be converted to a weight of gold B. the gold could be exported and imported with no restrictions C. gold coins could be freely minted D. all of the above

【单选题】Under the gold standard, __________ .
A、 each currency unit could be converted to a weight of gold
B、 the gold could be exported and imported with no restrictions
C、 gold coins could be freely minted
D、 all of the above

发布时间:2025-07-18 00:42:45
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答案:all of the above
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