instruction:
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.
question:
Category: AUTHORS 
Clue: In January 1999 this author issued a public statement reminding the world the third millennium really begins Jan. 1, 2001
answer:
arthur c. clarke


question:
Category: COUNTRIES OF THE WORLD 
Clue: In 1839 Thomas Buchanan, cousin of a U.S. president, became the first governor of this future country
answer:
liberia


question:
Category: OPERA 
Clue: One-word title of the Verdi opera set in Windsor, England in the 15th century
answer:

\"falstaff\"