You are presented with the quiz "what happens when a toaster converts electrical energy into heat energy?" 

But you don't know the answer, so you turn to your teacher to ask for hints. He says that "atoaster converts electrical energy into heat energy for toasting" and "toasting bread also makes it sweeter and crunchier". 

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


 

  bread gets sweeter and crunchy         