As the fire spread, residents panicked and fled, but during the chaos, true everyday heroes emerged.

Which detail from Jim Murphy’s The Great Fire best supports this thesis?

“White's escape took him four miles outside of the city to an unoccupied cottage his brother owned.”
“One of the first business structures up and open was William Kerfoot's real estate office.”
“Claire and her family continued down the street when ‘a short, rough man grabbed at my bundle [but I] would not let it go.’”
“It did come under my notice that some cartmen worked for whatever the sufferers felt able to pay, and one I knew worked with alacrity for nothing.”