What is the most likely reason the author includes her observations in paragraph 3?
As I turned I ran into Jock, the band leader, and his crowd with their instruments. "Funny, they must be going to play," thought I, and at this late hour! Jock smiled in passing, looking rather pale for him, remarking, "Just going to give them a tune to cheer things up a bit," and passed on. Presently the strains of the band reached me faintly as I stood on deck watching a young woman excitedly remonstrating with an embarrassed young officer. He wanted her to get into the lifeboat he was trying to fill but she refused to go without her father.