Although (people in France consume fatty foods at a rate comparable to the United States, their) death rates from heart disease are far lower in France.
A people in France consume fatty foods at a rate comparable to the United States, their B people in France and the United States consume fatty foods at about the same rate, the C fatty foods are consumed by people in France at a comparable rate to the United States’s, their D the rate of fatty foods consumed in France and the United States is about the same, the E the rate of people consuming fatty foods is about the same in France and the United States, the
个人见解: D和E在although引导的分居中,如果用the rate做主语,后面的分句比较的对象就不明确了(france到底跟哪个国家比?),因为这两个分句都是相对比较独立的了,虽然主语都是rate,但是rate的内容不一样,也不能想当然的把前一个分句rate的两个比较项当成是后一个分句的 而B,although分句中people做主语,后一个分句可以理解为the death rates (of people in France and the United States),gamt中貌似有这样的省略规律,这样的话整个句意更加清晰、明白