【单选题】
An unconsolidated aggregate of silt particles is also termed silt, ___________ a consolidated aggregate is called siltstone.
A.( which
B.( why
C.( whereas
D.( whether
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根据网考网移动考试中心的统计,该试题:
14%的考友选择了A选项
9%的考友选择了B选项
71%的考友选择了C选项
6%的考友选择了D选项