* France: This is the most obvious choice, as French is the official language.
* Belgium: Belgium has three official languages: Dutch, French, and German. French is the primary language in the Wallonia region and the Brussels-Capital Region.
* France: This is the most obvious choice, as French is the official language.
* Belgium: Belgium has three official languages: Dutch, French, and German. French is the primary language in the Wallonia region and the Brussels-Capital Region.