Trying to remember why you made a certain decision last year

1. I can’t explain it.
2. I’m not so sure.
3. I don’t know what to say about it.
4. I’m not sure exactly.
5. I haven’t the slightest idea.
6. I can’t put my finger on it.
7. I don’t have a clue.
8. I don’t remember off the top of my head.
9. Your guess is a good as mine.
10. That’s the thing I don’t understand.
11. How can I be sure?

Trying to remember why you made a certain decision last year