Options are:
1). bread condenses
2). bread gets sweeter and crunchy
3). heat is produced
4). heat production
5). Temperature changing
6). Earth revolving around the sun
7). clouds form
8). bread evaporates
Given those answer options, answer the question: 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?
A:
2).