You are creating a Windows application by using the .NET Framework 3.5.
The application will be deployed by using the ClickOnce deployment. The application must support offline
use. The application must also have minimum dependency on external components.
You need to choose the most secure data storage tool for your application.
Which data storage tool should you use?

A.
XML file

B.
Microsoft Office Access 2007 database

C.
Microsoft SQL Server 2008 Express Edition database

D.
Microsoft SQL Server 2008 Compact Edition database