Which of the Following Is True of the Jamaica Agreement

Which of the following is true of the Jamaica Agreement?

A) It established the gold standard as the new international monetary system.
B) It established the managed floating exchange rate system as the new international monetary system.
C) It led to the devaluation of the U.S.dollar to $38 per ounce of gold, which increased the value of other countries' currencies to the dollar.
D) It was a series of economic decisions made in 1971 that led to the demise of the Bretton Woods system.
E) It was a series of economic decisions made in 1971 that led to the demise of the GATT agreement.