He and Kathy worried about the reach of the Department of Homeland Security, its willingness to contact anyone born in or with a connection to the Middle East. So many of their Muslim friends had been interviewed, forced to send in documents and hire lawyers. But until now Zeitoun had been fortunate. He had had no experience with profiling, hadn’t been suspected of anything by anyone with real authority. There were the occasional looks askance, of course, sneers from people upon hearing his accent. Maybe, he thought, this was just one soldier, ignorant or cruel, wanting to stir things up. Why does the author include these details

my many of their Muslim friends had been interviewed, forced to send in . spected of anything by anyone with real authority. There were the occasional looks askance, of course, sneers from people upon hearing his accent. Maybe, he thought . Why does the author include these details

a caption indicating the purpose of the diagram

explanation:

the purpose of the heading in the passage is to identify who is telling the story.

this excerpt is part of the book sugar changed the world (2010) written by marc aronson and marina budhos. as the book has been written by two people, the heading "marc" indicates that this specific excerpt is being narrated by aronson. in the fragment, marc describes his grandfather's story after hearing it from his cousin. however, there are other excerpts where budhos is the one that tells the story of her family.

aronson and budhos, who are husband and wife in real life, decided to write sugar changed the world when they found out how sugar, which had an important role in slavery and economy, changed their ancestors' lives.