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.
--------
Question: Category: IT'S A DOG'S LIFE 
Clue: Familiar to fans as "Marmaduke", this lovable breed was a favorite of Elvis, who had 2 at Graceland

Answer: a great dane


Question: Category: ALPHABET SOUP 
Clue: What Bo Derek would have been in ancient Rome

Answer: x


Question: Category: COUNTRY SINGERS 
Clue: Edith Piaf, the Little Sparrow

Answer:
france