You are developing an ASP.NET MVC application. The application is an order processing system that uses the ADO.NET Entity Framework against a SQL Server database. It has a controller that loads a page that displays all orders along with customer information. Lazy loading has been disabled.
The Order class is shown below.
You need to return the orders and customer information in a single round trip to the database.
Which code segment should you use?
A. Option A
B. Option B
C. Option C
D. Option D
