You will be given a trivia clue, and the category it belongs to. You should answer with the best answer that belongs in the category and is described by the clue. For simplicity, answers should be in all lower cased letters.

Q: Category: LANGUAGES OF EUROPE 
Clue: A mixture of English & Spanish, Llanito is the language of this territory's 30,000 residents

A: gibraltar
****
Q: Category: EUROPEAN LANDMARKS 
Clue: Completed in 1791, it was reopened in 1989 after being closed for 28 years

A: the brandenburg gate
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Q: Category: PEOPLE IN GOVERNMENT 
Clue: Now in his job over 17 years, he's the longest-serving pres. appointee other than Supreme Court members

A:
alan greenspan
****