You are presented with the question "What is something that can be used to impede electrical transference?" and the following answer choices: 
- A virus
 - hormones
 - sulfur
 - forces
 - tar
 - toxins
 - mutations
 - storms

Now knowing that an electrical insulator slows the transfer of electricity and sulfur is a good electrical insulator, choose the best answer.


 

   sulfur      