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.

Example Input: Category: THE TITANIC
Clue: When the RMS Titanic sank in 1912, its cargo included more than 7 million pieces of this, in some 3,400 sacks
Example Output: mail

Example Input: Category: U.S. HISTORY
Clue: The states admitted to the Union in the 20th century were Alaska, Hawaii & these 3
Example Output: arizona, new mexico & oklahoma

Example Input: Category: FAMILIAR PHRASE ORIGINS
Clue: In medieval times, an act of bravery got you dubbed a knight & won you a pair of golden these
Example Output:
spurs