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.

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

Output: nick cannon


Input: Consider Input: Category: 12-LETTER WORDS 
Clue: Meaning a beginning, it's also a school graduation ceremony

Output: commencement


Input: Consider Input: Category: LANDMARKS 
Clue: Penny coins are added or taken away from this London landmark's pendulum to fine-tune its accuracy


Output: big ben