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: CLASSIC ALBUM ART 
Clue: The album art of Paul Anka's 1976 "The Painter" was by this pop artist who also did the Stones' "Sticky Fingers"
[A]: andy warhol


[Q]: Category: ISLANDS 
Clue: Delos, the smallest of this country's Cyclades Islands, was a shrine to Apollo in ancient times
[A]: greece


[Q]: Category: I'LL HAVE A B_L_T 
Clue: Lincoln famously compared these 2 items, saying one was "stronger than" the other
[A]:
ballot & bullet