The setting gives the reader an opportunity to imagine. The setting has a big part on the poem because it seems to wrap it together.
Answer:
When you breathe in, or inhale, your diaphragm contracts and moves downward. This increases the space in your chest cavity, and your lungs expand into it. The muscles between your ribs also help enlarge the chest cavity. They contract to pull your rib cage both upward and outward when you inhale.
The pattern of end rhymes I presume.
All the animals were loyal to old major if that helps. Snowball also won the loyalty of the animals.
I’m not sure, but I think it could be either A or D