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Please find below the solution to the asked query:

Casei When married couple is choosenThe we need 3 more people out of 7=7C3=7×6×53×2×1=35Caseii When married couple is not choosenThe we need 5 people out of 7=7C5=7×62×1=21Total possible selections=9C5Required probabilty=9×8×7×64×3×2×1=126Required probabilty=35+21126=56126=49 Answer

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3 is correct
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