Concept:Uncouth means rude or lacking refinement, so we need the opposite: gracious and polished behavior.Explanation:The sentence contrasts the husband's manners with his wife's manners."Uncouth" means not having good manners or culture."Refined" means elegant, cultured, and well-mannered, which is the exact opposite.The other choices do not express opposite meaning in this context.Therefore, the best word is "refined".Answer:C. refined