【单选题】

quEstion 16
ChoosE thE CorrECt lEttErA,
B、orC、 whEn pEoplE BrEAthE Air whiCh ContAins oxygEn lEvEls oF 10%-14%, thEy suFFErA．mEntAl impAirmEnt.
B、ComplEtE CollApsE.
C．loss oF physiCAl CoorDinAtion.

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根据网考网移动考试中心的统计，该试题：
52%的考友选择了A选项
6%的考友选择了B选项
2%的考友选择了C选项
40%的考友选择了D选项

quEstion 16ChoosE thE CorrECt lEttErA, B、orC、 whEn pEoplE BrEAthE Air whiCh ContAins oxygEn lEvEls oF 10%-14%, thEy suFFErA．mEntAl impAirmEnt.B、ComplEtE CollApsE.C．loss oF physiCAl CoorDinAtion.