Task: Coherence Classification
Input (English): Sentence 1: The family had been at the airport for hours. 
 Sentence 3: Finally, it was time to board 
 Sentence 4:  The mom was too nervous after the issues 
 Sentence 5:  She refused to get on 
 Option 1: Their plane was being delayed. 
 Option 2: Their plane was having mechanical issues.
Output (English): Option 2