What is the plural of 'mother-in-law'?
Amother-in-laws
Bmothers-in-lawCORRECT
Cmother-ins-law
Dmothers-in-laws
Common EntranceEnglishPlurals
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Why the answer is B, and why the others tempt you.
In compound nouns like this, the main word 'mother' takes the plural: mothers-in-law.
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