求助GWD14中的一题

Q34:

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.

1. people in France consume fatty foods at a rate comparable to the United States, their
2. people in France and the United States consume fatty foods at about the same rate, the
3. fatty foods are consumed by people in France at a comparable rate to the United States’s, their
4. the rate of fatty foods consumed in France and the United States is about the same, the
5. the rate of people consuming fatty foods is about the same in France and the United States, the

谁能告诉我此题为什么改选B,而不是D呢？