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.

Q: Category: JACK LEMMON FILMS 
Clue: In "The China Syndrome", Lemmon played the executive of this type of plant

A: nuclear power plant
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Q: Category: GEOLOGISTS 
Clue: In 1957 Sir Vivian Fuchs led the first crossing of this continent; it took 99 days

A: antarctica
****
Q: Category: AFRICAN-AMERICAN AUTHORS 
Clue: In 1948, fed up with the U.S., James Baldwin moved to this city for good

A:
paris
****