List all the official and unofficial languages used by the country that declared its independence in 1830.
official language refers to IsOfficial = 'T'; unofficial language refers to IsOfficial = 'F'; declared independence in 1830 refers to IndepYear = 1830;
SELECT T2.Language, T2.IsOfficial FROM Country AS T1 INNER JOIN CountryLanguage AS T2 ON T1.Code = T2.CountryCode WHERE T1.IndepYear = 1830 GROUP BY T2.Language, T2.IsOfficial