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: "GUN" SMOKE 
Clue: A bird dog may lose its job if it's this, afraid of loud noises
gun-shy

Category: WINSTON CHURCHILL 
Clue: Churchill turned down a dukedom but did accept a knighthood from this monarch in 1953
queen elizabeth ii

Category: MONEY 
Clue: A June 1996 U.S. government report said this trust fund that pays the elderly's hospital bills may go bust in 2001

medicare