Answer:
2. Personification
3. Simile
4. Simile
Explanation:
2. The author gave human characteristics to the night, which is personification.
3. She compared herself to the phoenix, which is a simile.
4. The author compared the girls hair to be as yellow as a crows foot, a simile.
I think they would react by being sad momentarily but looking at this as a positive, knowing they need to study harder for the next exam, as well as going back over the exam taken to figure out what they got wrong and work to understand those concepts