You are designing a Windows Presentation Foundation (WPF) application by using Microsoft NET Framework 4 and Microsoft Visual Studio 2010.
You plan to create an Author object that contains a Books property. The Books property contains a large array of Books objects.
When users browse through author data in the application, they must be able to view all information related to books written by that author without additional queries you need to design a data access strategy that meets the requirement
which strategy should you use
A. lazy loading
B. eager loading
C. optimistic locking
D. pessimistic locking
