You are presented with the quiz "electrical power does what when it runs through the circuit?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "when an electrical circuit is working properly , electrical current runs through that circuit" and "electrical power in a circuit is equal to the product of the current and voltage in that circuit". 

So, what's the best answer to the question?


 

  works properly         