Answer:
This is an example of a propaganda tactic. The animals are not smart creatures, so short and easy to remember statements will work best to manipulate them. The pigs realize this and put it to use by saying that animals are good (four legs), and humans are bad (two legs). The quote shows how words are used to rally and manipulate a large number of individuals with one message.
Step-by-step explanation:
Sorry, I answered in the comments by accident