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: GIVE ME ONE GOOD RAISIN 
Clue: This Carthaginian general reportedly gave rations of raisins to his troops when they were crossing the Alps
[EX A]: hannibal

[EX Q]: Category: LEGENDS 
Clue: The "Literature Lover's Book of Lists" says this engineer "blew his train whistle in a special way"
[EX A]: casey jones

[EX Q]: Category: ON PINS & NEEDLES 
Clue: It can hold a wheel on an axle or act as the piece that holds everything together
[EX A]:
lynchpin