单选题 The passage states that while married couples can prepare for grieving by _______.
【正确答案】 A
【答案解析】[详细解答] 最后一段中有这样的句子：A strong sense of separate identity and lack of over-dependency during the marriage are helpful．这与A是同义语，都是说应该尽量独立，而不要过分依赖对方。