The EU Has Benefited Its Member Nations Because Firms Do

The EU has benefited its member nations because firms do not need to market their products and services on a nation-by-nation basis;most tariffs that affect pricing practices have been removed,and

A) there is a legally binding code of economic conduct.
B) there is immunity against world recessions.
C) here are fewer regulatory restrictions on transportation,advertising,and promotion.
D) there is a common language advantage among EU consumers.
E) most companies within the EU are engaging in strategic global partnerships.