In the world of international finance, the "trilemma" refers to O A. the choice a country must make between fixed/flexible exchange rates, domestic monetary policy and capital controls. O B. the overwhelming dominance of the dollar, the euro and the UK pound in foreign exchange markets. O C. the choice a country must make between monetary policy, fiscal policy and exchange rate policy. O D. the choice a country must make between sovereign debt, dollar-denominated debt and private debt