Context: Other than some tech issues , my talk today went well . I caught up with a couple of classmates I have n't seen in years . And , a video of this even is going to be put up on the department webpage , so if anyone is curious , you can pop in and check out my talk .

Question: Why did the writer catch up with a couple classmates they had n't seen in years ?
Options:
0. Because they had some tech issues .
1. Because the talk today went well .
2. None of the above choices .
3. Because they like those people and wanted to talk to them .
Answer: 3