A monetary union involves which three features?

1. A Option A: Permanently fixed capital movements, floating exchange rates, a fixed structure of interest rates
2. B Option B: A common currency, floating exchange rates, common monetary policy
3. C Option C: A common currency, a single central bank, common monetary policy
4. D Option D: Permanently fixed exchange rates, free capital movements, a single interest rate

Answer checked 11 October 2026 · How we write and check questions