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.

[EX Q]: Category: PEN NAMES 
Clue: He came out of "The Jungle" to write juvenile novels as Clarke Fitch
[EX A]: upton sinclair

[EX Q]: Category: THE QUOTABLE MAO 
Clue: "All reactionaries are paper" these animals
[EX A]: tigers

[EX Q]: Category: HOW DOES YOUR GARDEN GROW? 
Clue: Artificially adjusting this to make a plant flower faster is called forcing
[EX A]:
sunlight