You are developing a Windows Presentation Foundation (WPF) application. You have a class named Orders, which contains OrderId and ShipOn properties. You place a control in the MainWindow.xaml file…

You are developing a Windows Presentation Foundation (WPF) application. You have a class named Orders, which contains OrderId and ShipOn properties. You place a control in the MainWindow.xaml file, as follows. (Line numbers are included for reference only.) When you run the application, the ComboBox control displays the class name for every row. You need to ensure that the ComboBox control displays the OrderId and ShipOn values in columns. Which markup segment should you add at line 03?