Read the excerpt below and answer the question, Throughout the spring and summer they worked a sixty-hour week, and in August Napoleon announced that there would be work on Sunday afternoons as well. This work was strictly voluntary, but any animal who absented himself from it would have his rations reduced by hall. Which theme from Animal Farm is present in this excerpt?

the ability of power to corrupt those in control the manipulation of language to conceal the truth social-class
hierarchy oppressing the working close working-class loyalty to o government that enslaves them