单选题：下列有关Java语言的叙述中，正确的是（　　）。

题目内容：

下列有关Java语言的叙述中，正确的是（　　）。 A．可以有2个以上package语句
B．可以有2个以上import语句
C．可以有2个以上public类
D．只能有l个类定义

参考答案：

答案解析：

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