Journalist: More and more people are being diagnosed with thyroid cancer. Many doctors have long believed that this is solely due to unnecessary testing that finds small tumors that do not lead to complications. However, while greater awareness of this cancer, especially its tendency to strike younger women, has indeed prompted more-frequent testing, overtesting is not really the culprit, because

Which of the following most logically completes the passage?

Correct answer marked below

exposure to certain chemicals appears to be associated with thyroid cancer

patients do not usually have symptoms unless the cancer is at an advanced stage

the accuracy of diagnostic tests for thyroid cancer has not increased significantly

the survival rate for thyroid cancer is higher than it is for most other cancers

thyroid tumors of all sizes are increasing significantly in number

Correct

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What this question tests

Whether you can complete the last sentence of an argument in a way that is logically consistent with it.

Choosing an option that sounds plausible but contradicts the argument or introduces new information.