Which of the Following Is True About Union Organizing and Representation

Which of the following is true about union organizing and representation?

A) Organizing and representation outside North America is unlike what occurs in the United States.
B) In European Union member nations workers vote in their workplaces to be represented.
C) Exclusive representation is common outside the United States.
D) The multiplicity of representatives and the lack of exclusive jurisdiction leads to problems in the European Union.