【单选题】

Which of the following can serve as the best title of the passage 9
A．The Organic Compounds in the Water.

B．Drinking Water Drugged.
C．Polluted Rivers and Streams.
D．Guidelines for Safe Water.

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根据网考网移动考试中心的统计，该试题：

6%的考友选择了A选项

52%的考友选择了B选项

11%的考友选择了C选项

31%的考友选择了D选项

Which of the following can serve as the best title of the passage 9A．The Organic Compounds in the Water.