According to this excerpt, the two brothers represent C. good and evil.
As you can see in this passage, the right-handed twin represents good - he lives in heaven, and watches over men, providing them with the help they need. On the other hand, we have the left-handed twin, who represents evil - he lives among men, and rejoices when he sees warfare and suffering.
A stable income
A stable job
Legally owning property
Possibly a family
Good health
I would assume, the best way to measure if it's achievable would be making a graph of various ages and seeing when most people achieve these indicators and how many do it.
Answer:
Apparently an answer is right there.
Assuming that you're talking about the passage about Joe Wilson and his mates, the inference that you can make is : The narrator was attracted to Mary.
You can see it on how the narrator said that his heart skipped when he saw Mary, etc
hope this helps