Fact 1: Wiring requires an electrical conductor.

Fact 2: Conductor A conductor is any material that carries electricity.

Given the two facts above, answer the question "What does wiring require?" with the following options: 
- Cloth material
 - Minerals
 - Spongy material
 - prevent heat loss
 - Something that comes in a bundle of fibers
 - Material carrying electricity
 - animals with backbones
 - Time and energy


 

      Material carrying electricity   