Answer:
I'm not familiar with the text but I can infer that East Egg homes are flimsily constructed while West Egg homes are more durable and made eof quality material.
Explanation:
"<span>We need to ask for a change at this critical juncture, as our city rapidly expands at an unprecedented rate."</span>
A metaphor for courage might be describing someone as having "the heart of a lion". He does not actually have the heart of a lion, it's a metaphor to show that he is courageous.