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: 20th CENTURY ART 
Clue: Russian-born artist whose work is seen here:
answer:
marc chagall


question:
Category: MAD, I TELL YOU! 
Clue: In this film, Martin Balsam tells Anthony Perkins, "If it doesn't gel, isn't aspic"
answer:
psycho


question:
Category: BRITISH SPELLING BEE 
Clue: A telly that isn't black & white must be this
answer:

c-o-l-o-u-r