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: PART: CHARLES 
Clue: In the '80s, he played Charles Ryder, a central character in TV's "Brideshead Revisited"
[A]: jeremy irons


[Q]: Category: SPORTS STARS 
Clue: Paul Azinger donned a tam-o'-shanter & tucked his pants into argyle socks during a eulogy for this man
[A]: payne stewart


[Q]: Category: QUEEN ELIZABETH II 
Clue: It's Queen Elizabeth's official London residence
[A]:
buckingham palace