Answer:
Repetition is a rhetorical device used between sentences 4-6.
Explanation:
In the three sentences the author repeats the phrase “you must” several times. This is done to emphasis his/her point and make his train of thought easier to process. This is also a persuasion technique used by many writers to convince readers that their belief(s) are the correct one.
The pigs take charge and begin to control the other animals. Napoleon uses Squealer and the dogs to stop the animals' questions about the windmill. Squealer spoke so persuasively, and the three dogs who happened to be with him growled so threateningly, that they accepted his explanation without further questions.
Poet ? im sorry im not sure