【单选题】
Just as remote-controlled satellites can be employed to explore outer space, _______employed to investigate the deep sea.
A.can be robots
B.robots can be
C.can robots
D.can robots that are
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根据网考网移动考试中心的统计,该试题:
31%的考友选择了A选项
54%的考友选择了B选项
12%的考友选择了C选项
3%的考友选择了D选项