You work as a Software Developer for ABC Inc. The company uses Visual Studio .NET 2008 as its application development platform. You create an ASP.NET Web application using .NET Framework 3.5. The application is a library application that catalogs Classes and books. The application contains a DataContext object named Classes and a related line of business object named Books. The Classes DataContext object is queried by using the following LINQ query: var query = from class in Classes where class.Books.All(b => b.Price <= 50) select class;

You have to find out the result that will be returned from the query. What will be the result of the query?