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: INVENTIONS 
Clue: The delivery system for Ban deodorant, introduced in 1955, was based on this invention, patented in 1938

A: ball point pen
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Q: Category: FRENCH NOVELISTS 
Clue: A relative of Henri Bergson's wife, he used Bergson's mystical concepts of time in his most famous work

A: marcel proust
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Q: Category: BROADWAY STARS 
Clue: In 1955 she became the first & so far only actress to win a Tony for playing a male role in a musical

A:
mary martin
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