THE ANSWER IS B I HOPE IT IS CORRECT
Answer: Wei-Chen
Wei-Chen isn't just Jin's loyal best friend—he also reflects what Jin is not.
Answer: I do believe it is a metaphor
Explanation:
Coincidence is not a form of irony. Sarcasm obviously is, Dramatic is when the reader/viewer knows more than the character in the plot. Situational irony is when the opposite of what's expected happens, and Coincidence is not an irony.