The increased usage of common currency between the European countries made easier trading easier.This currency is called Euro. It is used by nineteen European Union's (EU) member countries. Travelling within EU nations becomes easier. Also, currency exchange costs are removed.
The correct answer is increased use of a common currency. This eliminates problems with the type of change between similar, but different in value, currency of countries that have business in common, in this case inside the European Union. These agreements the EU engages grant mutually beneficial access to the markets of both the EU and the countries involved. EU companies can grow their business and can likewise more easily import the raw materials they use to make their products. The common currency facilitates this agreements and movements of production.
