A) He wants to undermine Snowball's credibility by mentioning him.
B) He wants to suppress a potential uprising of the animals.
C) He wants to distract the animals from learning the truth.
The benefit of using "I found myself" rather than a more direct syntax is that it suggests the narrator traveled without thinking of the time.
This phrase conveys the idea that the narrator have unintentionally realized the situation he was witnessing, the view he could admire, etc. Because of this phrase, we may say that the narrator became aware of the situation that the author is describing rather unexpectedly, because he was not thinking of the time.
