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 consistency, answers should be in all lower cased letters.

[EX Q]: Category: AROUND THE HOUSE 
Clue: A silent butler is used to collect these during or after a meal
[EX A]: crumbs

[EX Q]: Category: IT'S NOT SO 
Clue: Though 4,500 miles long, it's not visible from space, as its materials are similar in color to the surrounding soil
[EX A]: the great wall of china

[EX Q]: Category: WHERE WERE YOU IN WORLD WAR II? 
Clue: Co-president, then sole president, of the French Committee of National Liberation
[EX A]:
charles de gaulle