The setup shown below works as a simple switch as the ____.

The correct answer is: All of the above

In the above figure, the setup will work because,

• The switch which is made up of paper clip and drawing pins are metallic in nature, so they are a good conductor of electricity.
• The base is made up of cardboard which is an insulator, it insures the flow of current remain in the circuit and does not spill into the surroundings thus, protecting the user from the electric shock.