instruction:
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: MATH TERMS 
Clue: The term surd refers to irrational numbers like this number's square root, 1.7320508...
answer:
3


question:
Category: FAMOUS FOLKS 
Clue: Actress whose autobiography is named for her most famous role, "Baby Doll"
answer:
carroll baker


question:
Category: KUNG FU 
Clue: Kung fu uses colored sashes rather than belts to indicate this
answer:

level/rank