What is significant about how the animals arrange themselves as they gather to hear Major?What might this arrangement say about future meetings or events?

It signifies that animals will take charge.

Explanation:

Here, the pigs and dogs sit in the front row. The other animals arrange themselves behind the pigs and dogs. In the future the pigs will be in charge, and the dogs will guard the pigs. Also ,Man is the only animal who produces nothing, but consumes what animals produce.

"social stratification refers to the way people are ranked and ordered in society. in western societies, stratification is primarily seen and understood as a result of socioeconomic status, which produces a hierarchy in which access to resources, and possession of them, increases from the lower to the upper strata"

i have to go with a for this one