【单选题】

According to the passage, people started to make glass ______.
A．4 500 years ago

B．nearly 4 500 years ago
C．less than 4 500 years ago
D．no less than 4 500 3,ears ago

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根据网考网移动考试中心的统计，该试题：

4%的考友选择了A选项

17%的考友选择了B选项

3%的考友选择了C选项

76%的考友选择了D选项

According to the passage, people started to make glass ______.A．4 500 years ago