Final answer:
Squealer uses the propaganda technique of rewriting history to change the story of Snowball. The animals initially react with confusion and disbelief. The theme supported by Squealer's use of propaganda is the manipulation of power and control.
Step-by-step explanation:
Squealer uses the propaganda technique of rewriting history to change the story of Snowball. He distorts the truth and presents Snowball as a traitor to the farm, blaming him for all the problems that arise. Squealer spreads false rumors and creates fear among the animals to support his version of events.
The animals initially react with confusion and disbelief to the new story presented by Squealer. Some animals are skeptical, while others are swayed by Squealer's persuasive tactics and begin to doubt their own memories.
The theme supported by Squealer's use of propaganda is the manipulation of power and control. By changing the story and shaping the narrative, Squealer and the pigs maintain their authority and keep the other animals in line.