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: WHAT A CARD! 
Clue: Ken Jennings used these briefly displayed items to get ready to play "Jeopardy!"
flashcards

Category: HOMOPHONES 
Clue: A caustic substance in soap, or an untruth
lye/lie

Category: LAFAYETTE YOU ARE HERE 
Clue: Lafayette may have needed a couple of drinks after being wounded in Penn.'s Battle of this September 11, 1777

brandywine