【单选题】

___________ are chiefly derived from petroleum.
A．( Plastics today

B．( There are plastics today
C．( Because today plastics today
D．( Due to plastics today

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根据网考网移动考试中心的统计，该试题：

85%的考友选择了A选项

12%的考友选择了B选项

0%的考友选择了C选项

3%的考友选择了D选项

___________ are chiefly derived from petroleum.A．( Plastics today