A Tractor Driver Learned That Every Time He Pushed a Large

Multiple Choice

A tractor driver learned that every time he pushed a large button in his cab,a horn would sound.Now,whenever he wants the horn to blow,he presses the button.How can you extinguish the driver's learning?

A) Install a device so that every time he touches the button,the driver will receive a shock.
B) Install a device so that the horn will spontaneously blow on its own now and then.
C) Disconnect the wires so that the horn will not sound when the driver pushes the button.
D) Force the driver to stay away from tractors for a long period of time.