; (B) the design and operational details, intended functions, failure modes, and mode annunciations of autopilot and autothrottle systems, if applicable; (C) any failure or operating condition that the applicant or holder anticipates or has concluded would result in an outcome with a severity level of hazardous or catastrophic, as defined in the appropriate Administration airworthiness requirements and guidance applicable to transport-category aircraft defining risk severity; (D) any adverse handling quality that fails to meet the requirements of applicable regulations without the addition of a software system to augment the flight controls of the aircraft to produce compliant handling qualities