Context: For a boy . I have an exam tomorrow and it 's going to be really hard . Jenn- I had a dream about Bun Bun . I got him at the dollar store . and he ate the floorboards at my house .

Question: Why might I believe the exam tomorrow is going to be hard ?
Options:
0. Because I might have prepared enough for the exam .
1. Because I might have prepared well for the exam .
2. Because I might not have the exam ready for students .
3. Because I might not have prepared enough for the exam .
Answer: 3