Question

Aristotle's assertion that we are above all else "political animals" derived from his belief that

Answer 1

The answer is The polis is a natural outgrowth of human development
In greek society, polis refers to a typal structure of communities. These structure was made by accumulation of interraction between an individual with another and how they develop a relationship. Human tendency to belong in a group make us develop a tendency to do something to be accepted by that social group.

Answer 2

Aristotle's assertion that we are above all else "political animals" derived from his belief that the polis (the body of citizens) is a natural outgrowth of human development.