单选题：In what aspects are the new HOV and Alvin different?

题目内容：

In what aspects are the new HOV and Alvin different? A．Offering better view
B．Spee
C．Siz
D．Both A and

参考答案：

答案解析：

拟写会议议程应当（　）

拟写会议议程应当（　）A．详细清楚 B．简明概略 C．具体详实 D．简明具体

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