Which of the following statements is true for each of the participating european union countries?
a)they each have their own hereditary monarchy.
b)they each have their own national currency.
c)each has its own democratic government.
d)each practices roman catholicism.

C) Each has its own democratic government.

Explanation:

Every country in the European Union has a democratic government. Actually, one of the most important conditions for a European country to enter the European Union is to have a strong democracy. It is true that democratic systems among European countries differ, most of them have parliamentary democracies, France presents a hybrid system between parliamentary and presidential system, and others have constitutional monarchies like Spain and the Netherlands. Anyway, all of the European Union countries are examples of strong democratic republics.

the answer is catholics