Use the map below to answer the following question:

A map of the European Union. The member nations include Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, and the United Kingdom. Candidate nations include Croatia, Romania, Bulgaria, Turkey, and Macedonia. Non-EU nations include: Iceland, Norway, Switzerland, Belarus, Ukraine, Russia, Moldova, Serbia, Albania, Bosnia and Herzegovina, and Montenegro.

Which statement is supported by the map?

A. Most Eastern European nations are candidate countries.

B. All of the Western European nations are part of the European Union.

C. All European nations want to be part of the European Union.

D. Most European nations are part of the European Union.