public static void Main(string[] args) { // Create a base class object. Console.WriteLine("Exercising a base class object:"); BaseClass bc = new BaseClass(); bc._dataMember = 1; bc.SomeMethod(); // Now create a subclass object. Console.WriteLine("Exercising a subclass object:"); SubClass sc = new SubClass(); sc._dataMember = 2; sc.SomeMethod(); sc.SomeOtherMethod(); // Wait for user to acknowledge the results. Console.WriteLine("Press Enter to terminate..."); Console.Read(); }