You are creating a Windows application by using the .NET Framework 3.5.
Your application requires a local data store that requires no administrative privileges to install. The data
store must use the ClickOnce deployment.
The application will cache data when offline. When the application returns online, it must synchronize data
with a corporate SQL Server 2008 database.
You need to identify a local data store that meets the outlined requirements. You also need to ensure that
the application uses minimum possible memory.
Which data store should you use?

A.
Microsoft Desktop Engine (MSDE) database

B.
Microsoft SQL Server 2008 Express Edition database

C.
Microsoft SQL Server 2008 Compact Edition database

D.
Microsoft SQL Server 2008 Standard Edition database