【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