static void Main(string[] args) { Canine spot = new Canine("Spot", "pug"); Canine bob = spot; bob.Name = "Spike"; bob.Breed = "beagle"; spot.Speak(); Dog jake = new Dog("Jake", "poodle"); Dog betty = jake; betty.Name = "Betty"; betty.Breed = "pit bull"; jake.Speak(); Console.ReadKey(); }