B. It provides more relatable examples of tribalism, as well the author's own experiences.
Explanation:
Option B is the correct answer that contribute to the development of ideas in the text.
In Paragraph 11, the author provides relatable examples of tribalism such as those that have cliques in junior high school and sport fans with painted faces that support their teams. The author also shares his own experience of when he was growing in Brazil, how he ferociously supported his local soccer team. These related examples he gives help to contribute to the ideas the author developments in the text.
This is taken from <em>The Madness Of Humanity Part 3: Tribalism </em>by<em> Marcelo Gleiser .</em>
