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 consistency, answers should be in all lower cased letters.
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Question: Category: '60s ROCK 
Clue: In July 1967 this group's "Light My Fire" became Elektra Records' first No. 1 single

Answer: the doors


Question: Category: QUOTES 
Clue: 19th C. German chancellor who spoke of "Blut und Eisen", meaning "blood & iron"

Answer: otto von bismarck


Question: Category: PSYCHED 
Clue: From the Greek for "split mind", this mental disorder is not, as many believe, the same as a split personality

Answer:
schizophrenia