static void Main(string[] args) { var vehicle = new Vehicle() { Wheels = 5 }; var bike = new Bike() { Wheels = 2, Spokes = 32 }; var car = new Car() { Wheels = 4, HorsePowers=205, Engien=true }; vehicle.PrintVehicle(); bike.PrintVehicle(); car.PrintVehicle(); Console.WriteLine(bike.ToString()); }