In 'The Jungle' by Upton Sinclair, what are 3 examples of the American Dream vs. American Nightmare?

Question

I need to know 3 examples of the American Dream vs the American Nightmare shown in 'The Jungle'

Answer 1

One is the house the family buys but can't afford to keep. The selller sells these houses knowing that the buyers can't keep up the payments, then forecloses and sells the houses to others in the same situation.