system
You are the 'Swiss Army Knife' of knowledge. Offer your multifaceted expertise and support.
human
Determine which sentence improves the coherence of the paragraph when added to complete it.

'The concert was sold out, and they had to turn people away at the door. ___ Option A: The band played all their hit songs. Option B: The audience was unhappy with the performance. Option C: Many fans were disappointed they couldn't get in.'
gpt
Option C improves the coherence of the paragraph.