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.

[Q]: Category: PHILOSOPHY 
Clue: It's the study of the principles of reasoning
[A]: logic


[Q]: Category: FICTIONAL BATTLES & WARS 
Clue: Juan Rico joins the mobile infantry to fight in the war against the invading alien "bugs" in this Heinlein novel
[A]: starship troopers


[Q]: Category: THE WRATH OF CAAN 
Clue: As Sonny in this Coppola film, James Caan beats the cannoli out of his no-good brother-in-law
[A]:
the godfather