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单项选择题 You create a Microsoft ASP.NET application by using the Microsoft .NET Framework version 3.5.  You add a Web form that contains the following code fragment.  AllowSorting="True" DataSourceID="Products">   SelectMethod="GetData" TypeName="DAL" />  | English | Chinese | Japan | Korean | - 42 - Test Information Co., Ltd. All rights reserved.   You write the following code segment for the GetData method of the DAL class. (Line numbers are included for reference only.)  01 Public Function GetData（　） As Object  02 Dim cnn As New SqlConnection( 03  Dim strQuery As String = "SELECT * FROM Products"  04  05 End Function  You need to ensure that the user can use the sorting functionality of the gvProducts GridView control.  Which code segment should you insert at line 04?（）

A、A

B、B

C、C

D、D

  • C

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