A-A+
A．It is already so widespread.B．It is proved t
问题详情
A．It is already so widespread.
B．It is proved to be positively harmful.
C．It proved to be more harmful than tobacco.
D．It is unknown whether cannabis may be harmful or not.请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：D
解析：根据信息密集、信息含量大的选项可能为答案的命题规律，[D]可能是答案。对话中女士提到…a rash thing to legalize it now when so little is known，由此可知，把大麻合法化不明智是因为对它的了解少，也就是不知道大麻是否有害，故答案为[D]。
