The purpose and function of the European Union is to Provide alliances and partnerships throughout all of Europe Unify trade organizations Work as a single market and open boarders for member countries Sanction regulator

The correct answer is all of the above. The premiere goal of EU is to offer freedom, security and justice beyond borders. The EU started as a trade union, but over time this spread to judical and political system. With respect to cultural diversity, countries within EU are fighting social exclusion and promoting progress.