【单选题】
The author uses the phrase "weeding out" in the second paragraph to mean ______.
A.strengthening something that is weak
B.feeding something that is hungry
C.encouraging something that is efficient
D.getting rid of something that is unwanted
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根据网考网移动考试中心的统计,该试题:
2%的考友选择了A选项
40%的考友选择了B选项
6%的考友选择了C选项
52%的考友选择了D选项