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Visual Basic语言程序设计单选题中等

以下哪种VB组件是用来连接数据库并执行查询操作的?

0{ "key": "A", "text": "TextBox" }
1{ "key": "B", "text": "DataGrid" }
2{ "key": "C", "text": "DataAdapter" }
3{ "key": "D", "text": "CommandButton" }