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.

Input: Consider Input: Category: MR. BODY 
Clue: Fed by the hepatic portal veins, it weighs about a pound more in men than in women

Output: liver


Input: Consider Input: Category: WHAT A CARD! 
Clue: Ken Jennings used these briefly displayed items to get ready to play "Jeopardy!"

Output: flashcards


Input: Consider Input: Category: PILLOW TALK 
Clue: Meaning "conjugal faithfulness", this word also describes the quality of electronic sound reproduction


Output: fidelity