To be fair, scandalizing Zaynab is not exactly difficult.

↓ Transcript
Panel 1: Safia: "Is it true that people on Mars don't wear clothes?" Zaynab (who's shocked): "Eep!"
Panel 2: Maida (who's exasperated): "No. Of course we wear clothes."
Panel 3: Flashback to a Martian street scene, with Maida as a child, her brother, cousin, and mother. They pass by men and women half dressed.
Panel 4: Maida: "Well. I guess you could say we're... less concerned with covering up."
Panel 5: Maida: "In summer, at least."
Panel 6: Jewana (pulling out her holographic computer display): "Have you filled out your club requests yet, Maida?" Maida: "My what?"