Which of the following conditions are required to enable automatic data modifications?

You work as a Windows Application Developer for ABC Inc. The company uses Visual Studio .NET 2008 as its application development platform. You create a Windows Forms application using .NET Framework 3.5. The application contains a data-bound control. The user interface (UI) for modifying data from a LinqDataSource control is typically provided through the data-bound control. You are required to perform automatic data modifications.

Which of the following conditions are required to enable automatic data modifications? Each correct answer represents a part of the solution. Choose all that apply.
A . The class that is assigned to the ContextTypeName property must derive from DataContext .
B . The GroupBy property cannot be assigned a value.
C . The property that is assigned to the TableName property must derive from Table(TEntity).
D . The Where property cannot be assigned a value.
E . The Select property cannot be assigned a value.

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Answer: A,B,C,E