// A “DisconnectPeripheral()” method that accepts a type of peripheral,
        //and will disconnect all connected peripherals of that type.


        //For the “RemovePeripheral()” method, you could try using a Where() with a clause
        //checking for type not equal to the type to remove
        //(see Sept03Practice commit “SpaceCovered and LinesDrawn;”, Drawing.cs).

        public void DisconnectPeripheral(Peripheral peripheral)
        {
            if (Peripherals != null)
            {
                var toRemove = Peripherals.Where(x => typeof(Connector) == typeof(Connector)).ToList();

                foreach (var item in toRemove)
                {
                    Peripherals.Remove(item);
                }
            }
        }