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: U.S. PRESIDENTS 
Clue: He was the last man elected president who had served as a U.S. Senator
answer:
richard m. nixon


question:
Category: NAME'S THE SAME 
Clue: Name shared by a British film company & an American who made millions in oil & pharmaceuticals
answer:
hammer


question:
Category: BUSINESS & INDUSTRY 
Clue: "America's Favorite Food", a book about this company, contains 12 pages of Andy Warhol's art
answer:

campbell soup company