The Walking Dead's A and B mystery surrounding the fate of Rick Grimes has been half answered. The finale of Walking Dead: World Beyond proved to be a treasure trove of long-awaited answers, including what the A designation means and why Jadis lied in labeling Rick's classification. When Jadis and her Scavengers debuted in The Walking Dead season 7, it soon became clear the group was kidnapping other survivors and sending them off via helicopter to parts unknown. Jadis earned passage into the Civic Republic by assuring the CRM helicopter pilot that Rick was a B, despite her previous assessment.
https://screenrant.com/walking-dead-rick-grimes-a-b-jadis-lie/