Castilian or Spanish is an official language…
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Correct!
Not quite. The correct answer is highlighted.
Correct answer to question 6 (Government, Legislation and Citizen Participation): throughout Spain.
Explanation
Castilian Spanish is an official language throughout Spain. The other languages (Catalan, Basque, Galician, and so on) are co-official only in their own autonomous communities.
The question in Spanish, as it appears in the exam
El castellano o español es lengua oficial…
Updated: November 2026