Questions: How does the central idea of this passage serve as social commentary? It pokes fun at the working class using education to overcome oppression. It demonstrates how the Russian Revolution resulted in equality for the working class. It demonstrates how society greatly improved under communism in the Soviet Union. It shows how a power structure began to develop in a society that was meant to be classless.

The answer is: It shows how a power structure began to develop in a society that was meant to be classless.

This option is incorrect because the passage does not mock the working class for using education to overcome oppression. Instead, it highlights the disparity between the pigs and the other animals, showing how the pigs use their "superior knowledge" to assume leadership roles.

This option is incorrect because the passage does not illustrate equality for the working class. On the contrary, it shows the emergence of a new power structure where the pigs, who represent the ruling class, do not work but instead supervise and direct the other animals.

This option is incorrect because the passage does not depict an improvement in society under communism. Instead, it reveals the development of a hierarchical system where the pigs hold power over the other animals, contradicting the ideals of a classless society.

This option is correct because the passage illustrates the emergence of a power structure in a society that was intended to be classless. The pigs, who were supposed to be equal to the other animals, assume leadership roles and do not participate in the physical labor, highlighting the development of inequality and a new ruling class. This serves as a social commentary on how revolutionary ideals can be corrupted and lead to the establishment of a new hierarchy.