You are presented with the question "A switch is used to start the flow of current in what?" and the following answer choices: 
- Ocean currents
 - something with fuses.
 - Veins and arteries.
 - circulatory systems
 - Current date
 - Batter switch
 - Earth orbiting the Sun
 - Basic units of the plant body.

Now knowing that aswitch is used to start the flow of current in an electrical circuit and electrical circuits have fuses that blow, choose the best answer.


 

  something with fuses.       