Problem: Nullius in verba. (On the word of no one.)
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A: royal society

Problem: Who is the famous mother of actress Rachael Stirling?
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A: diana rigg

Problem: Who wrote the books 'The Devil Wears Prada' and 'Chasing Harry Winston'?
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A: lauren weisberger

Problem: International Nursing Day was chosen as May 12th as it is the anniversary of the birth of which famous person from history?
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A:
florence nightingale