A competitive market is always efficient

Some nations benefit absolutely from abandoning their monetary policy and control of their currency because:

A) their monetary policy permitted high inflation under pressure from political interests that would not be present under a common currency arrangement. B) they did not have sufficient currency in their own nation to support a higher GDP. C) they had a strong currency, which hurt their exports. D) the central bank would keep the money supply under tight control, which is not good for economic expansion and jobs.

In the above figure, a negative relationship is demonstrated in which of the graphs?

A) Figure A B) Figure B C) Figure C D) Figure D