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.

Category: QUOTABLE DEFINITIONS 
Clue: Ted Hughes wrote that it's where a child can sit "with the genius of the Earth"
library

Category: FEDERAL PUBLIC SERVANTS 
Clue: With 7 years' service, this man who resigned in June 2004 had the longest tenure in his position in over 4 decades
george tenet

Category: THE 5 W's 
Clue: The names of the president & premier of the world's most populous nation are homophones of these 2 words

who & when