Context: For one thing , getting my diver 's license has been on my to - do list . First it was on my list of Things To Do Before I Turn 25 . Then I had to move it to my Things To Do Before I Turn 30 list .

Question: Why did I change the list ?
Options:
0. I got injured .
1. I got older and had more to do .
2. I could n't take a vacation .
3. None of the above choices .
Answer: 1