Not all made it , but Apollo , my boxer and best friend , made it into another story . It may seem ridiculous for me to feel so attached to these friends of mine . But for a long time , they were all I had . Each one had their own personality , and we were like a pack . I will never forget them , and I miss them still .

Based on the preceding passage, choose your answer for question What is Apollo 's relation to the narrator ?
Choices:
[1]. Apollo is their pal .;
[2]. Apollo is their dog .;
[3]. Apollo is their friend .;
[4]. Apollo is their classmate .;
The answer is:
[2].