The german confederation was made up of separate states but had a common language and culture.

The German Confederation was made up of 39 separate states but had a common language and culture. Initially there were only 34 states, but 5 additional states got added later on. The German confederation was actually a group of states that came together on the basis of speaking the common language of German. This Confederation was formed in the year 1815. This Confederation was created by the European states at the Congress of Vienna in the year 1815. This confederation had the responsibility of coordinating the economy of the signatory states.  

The answer would be option a , b, and c.