Work for which no salary is paid
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Honorary
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Turncoat
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Pauper
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Mercenary
A
Correct answer
Explanation
An 'honorary' position or title is one given as an honor, without the usual requirements or functions, and typically without payment. A 'mercenary' works only for money, a 'pauper' is poor, and a 'turncoat' is a traitor. 'Honorary' is the correct term for unpaid service.