【单选题】
Why are beta blockers not prescribed regularly
A.Students are expected to do poorly.
B.There are side effects.
C.The drugs are only 25 years old.
D.They cause test anxiety.
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根据网考网移动考试中心的统计,该试题:
8%的考友选择了A选项
82%的考友选择了B选项
9%的考友选择了C选项
1%的考友选择了D选项