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题库 / GMATLA-CR-42
In Rubaria, excellent health care is available to virtually the entire population, whereas very few people in Terland receive adequate medical care. Yet, although the death rate for most diseases is higher in Terland than in Rubaria, the percentage of the male population that dies from prostate cancer is significantly higher in Rubaria than in Terland.
Which of the following, if true, most helps to explain the disparity between the prostate cancer death rate in Rubaria and Terland?
Effective treatment of prostate cancer in its early stages generally requires medical techniques available in Rubaria but not in Terland.
Most men who have prostate cancer are older than the average life expectancy for male inhabitants of Terland.
Being in poor general health does not increase one's risk of developing prostate cancer.
It is possible to decrease one's risk of getting prostate cancer by eating certain kinds of foods, and such foods are more readily available in Rubaria than in Terland.
Among men in Rubaria, the death rate from prostate cancer is significantly higher for those who do not take full advantage of Rubaria's health care system than for those who do.
我看了很多解释 B说得pc的人的平均寿命大于T的平均寿命，但我认为只能推出T的人不咋得找个病。而推不出在T生活的人得这病的死亡率小于R，我认为B解释的话反而是T>R。因为得病的人既然大于平均寿命了，既然年纪大了，发病了死亡率本身就会高一些。求老师讲解。
T人的平均寿命低，也就是说许多人在得这个病之前就挂掉了。
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