The G20tx was originally established to _____. G20tx最初是为了......而建立的。
A.
preserve peace through international cooperation and collective security通过国际合作和集体安全维护和平
B.
maintain order in the international monetary system维护国际货币体系秩序
C.
formulate a coordinated policy response to financial crises in developing nations为发展中国家应对金融危机制定协调一致的政策
D.
manage, regulate, and police the global marketplace管理、规范和监督全球市场