Sentence 1: Jennifer and Luke wait back stage to accept their diplomas. 
 Sentence 3: Jennifer and Luke walked arm in arm to shake their principal's hand 
 Sentence 4:  They both received their diplomas from their smiling teacher 
 Sentence 5:  Jennifer and Luke sat down to watch the rest of their class graduate 
 Option 1: The speaker called their names for everyone to hear. 
 Option 2: Right before the ceremony was to begin, the auditorium was evacuated because of a bomb threat.