How does the pacing of this passage affect the reader’s interpretation of the text?

The quickening pace of the text gives the reader details that explain how Whymper provides contact between Animal Farm and the outside world.
The quickening pace of the text allows the reader to gain insight into why Napoleon avoids contact with the outside world.
The slowing pace of the text reveals that Napoleon is doing business with Mr. Pilkington and Mr. Frederick.
The slowing pace of the text reveals details suggesting that even the rumors about Napoleon are probably propaganda.