You are presented with the question "Wiring requires a material such as copper or what?" and the following answer choices: 
- stainless steel
 - energy
 - gold
 - fibers
 - LEDs
 - tube
 - wood
 - rubber

Now knowing that wiring requires an electrical conductor and most electrical conductors, such as wires, are made of copper or gold, choose the best answer.


 

   gold      