As far as I could see while reading, the passage's main purpose is to reflect upon the challenges and hardships endured by Americans under the tyrannic, British rule. I hope that helps.
Answer:
Narrative and descriptive
The answers would be:
The fast pacing highlights exciting events to keep the reader’s attention.
The fast pacing indicates that the story is moving toward a key event in the text.
Fast pacing focuses more on action than on scenery description and details. In the excerpt, information is provided succinctly in order to further the story quickly. There is no development of the three months it took the pigs to learn how to read and write, for instance. It is only mentioned briefly (highlighted) so as to explain another key event: the renaming of the farm. The characters are not described in detail as well. The information about Snowball being the best writer is also given concisely.
