【单选题】
There are still some ______ for students of science and engineering, but those in arts and humanities have been filled.
A.positions
B.vacancies
C.applications
D.categories
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根据网考网移动考试中心的统计,该试题:
22%的考友选择了A选项
70%的考友选择了B选项
0%的考友选择了C选项
8%的考友选择了D选项