Refer to the input text as context and select the correct relationship between 'EU' and 'European Union' from the available options.
Options: director/manager, operator, platform, business division

A “Grexit” (Greek Exit) could influence PIIGS nations to leave the Eurozone, Great Britain’s upcoming referendum to exit (“Brexit”) the European Union (EU), and France’s potential exit (“Frexit”) from both the Euro and EU if Marine LePen’s nationalists come to power.
operator