Who is referred to as a Dirt Bag Airman (DBA)?

The term "Dirt Bag Airman" (DBA) typically refers to an Airman in the U.S. Air Force who exhibits poor standards of conduct, performance, or military bearing. This includes engaging in behavior that reflects negatively on their unit or the Air Force, such as failing to adhere to the established military standards or showing a lack of commitment to their duties.

Considering the context, the choice of A1C (Airman First Class) Ngo as the correct answer may suggest that this individual embodies the characteristics commonly associated with being labeled a DBA, perhaps due to a specific incident or a pattern of behavior that is frowned upon in the military environment. Lower ranks within the Air Force often face scrutiny as they are still learning and adapting to military culture and standards.

The other ranks mentioned could also be representative of individuals holding positions of greater responsibility, potentially earning respect and exhibiting higher standards of conduct than those who are newly appointed or less experienced, which may explain their exclusion from the DBA label in this scenario.