Context: I ca n't remember the last time we all got together " just because " . It was n't a birthday or holiday , it was because we all wanted to see one another . It was Caleb 's first , and hopefully first of many !

Question: What may be the reason for Caleb being there ?
Options:
0. He 's a boyfriend .
1. He 's a brother .
2. He 's an old friend .
3. He 's a new friend .
Answer: 3