问题：
[单选题]在模型库系统中，（ ）包含模型库中所有模型的描述、使用和存储等信息，是关于模型描述信息的特殊数据库。
A、模型字典
B、数据字典
C、基础模型库
D、模型库管理系统
参考答案：
A
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