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You need to generate document identifiers for each new document that is uploaded to the site.
What should you do?
A. Create a derived class that inherits from the abstract class named Microsoft.Office.DocumentManagement.Documentld and then override all of the abstract methods.
B. Create a derived class that inherits from the abstract class named Microsoft.Office.DocumentManagement.DocumentldProvider and then override all of the virtual members.
C. Create a derived class that inherits from the Microsoft.Office.DocumentManagement.DocumentldProvider abstract class and then implement all abstract members.