Answer : Holden has a high propensity for lying, exaggerating occurrences, contradicting issues and bears a negative attitude towards other people. This makes him an unreliable narrator since there is a probability that most of his narrations are not truthful.
Explanation:
when my best friend was using bad ways of coping, i was really worried about her, but I really needed to be honest with her. So, I talked to her about why this kind of thing is not good for her and that she might need to find some help. Now, she is in a much better place.