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 consistency, answers should be in all lower cased letters.

Category: NICK NAMES 
Clue: Drumroll, please, for this star of "Drumline" who is the CEO of the Can I Ball record label
nick cannon

Category: FOREIGN NATIONAL PARKS 
Clue: Great Gobi Desert
mongolia

Category: BRITISH TIDBITS 
Clue: The "Twist"s & turns of this author's 1842 American tour led him to meet E.A. Poe in Philadelphia

charles dickens