Final answer:
The author is making the point that some people are getting very wealthy at the expense of the common people.
Step-by-step explanation:
In the given options, the point the author is making is 2) Some people are getting very wealthy at the expense of the common people.
This can be inferred from the questions raised, such as why people are upset, the concentration of wealth among the top 1%, and how they acquired their wealth.
Additionally, the author mentions the chapter on poverty and economic inequality, which further supports the idea that wealth is being accumulated by a few at the expense of others.