Stress level is closely related to. The 1, 031 adults were interviewed.

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问题 Stress level is closely related to______.
The 1, 031 adults were interviewed______.

选项 A、on a dally basis for 8 days
B、during one of eight days
C、all by Grzywacz
D、in groups

答案A

解析文章第四段提到，研究人员对全国抽样的1031名成人连续八天每天进行采访。

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职称英语卫生类C级

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