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

Category: HISTORIC FACES 
Clue: This man shared a Nobel Prize with his wife Marie
pierre curie

Category: BEFORE & AFTER 
Clue: "Lady Chatterley's Lover" author who leads his big band in playing "Champagne Music"

d.h. lawrence welk