You are designing a data access strategy for an ASP.NET Web application. You plan to
expose an existing data source by using WCF Data Services. You need to recommend an
approach to ensure that CRUD operations are possible. What should you recommend?

A.
Implement the IEnumerable and IEditableObject interfaces on data source entities.

B.
Implement the ILookup and IUpdatable interfaces on data source entities.

C.
Implement the IQueryable and IUpdatable interfaces on data source entities.

D.
Implement the IContainer and IEditableObject interfaces on data source entities.