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: OIL PAINTING 
Clue: This painting surface may be linen or cotton & is placed on a frame called a stretcher
answer:
canvas


question:
Category: PHILOSOPHY 
Clue: It's the study of the principles of reasoning
answer:
logic


question:
Category: WASHINGTONIANS 
Clue: He was born in Washington on Jan. 1, 1895 & became the FBI's director at 29
answer:

j. edgar hoover