DRAG DROP
There is MS Visual Studio 2010 and MS .NET Framework 4 application PassGuideApp.
PassGuideApp connects to the MS SQL Server database PassGuideDB.
PassGuideDB has a table Products, which have information on all PassGuide products.
The Products table a column ProductType.
ProductType is either digital or physical.
The Products entity has been declared a base type.
There is an Association entity named Physical that inherits the Products base type.
You need to ensure that all Physical products are bound to the Physical class.
Answer: 
Explanation:
The answer seems correct. See the following link:
http://msdn.microsoft.com/en-us/library/vstudio/cc716732%28v=vs.100%29.aspx
The Condition element in mapping specification language (MSL) places conditions on mappings between the conceptual model and the underlying database.
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