Context: I finished my library tech final exam last night and went ahead and submitted it , even though it 's not due until We d . Figured I was n't going to get any real time to work on it during the week , so I might as well just be done with it . Got it back graded already this morning - 100 % , which means I got a perfect grade for the entire course .

Question: How did the narrator submit their exam ?
Options:
0. They submitted it digitally , perhaps email .
1. They gave it to the teacher 's aide who then gave it to the teacher .
2. They submitted it in person to the teacher in his office .
3. None of the above choices .
Answer: 0