Drone exam · Human performance limitations Operations Safety Why is 'I feel fine' not enough after alcohol use before a drone flight? Select one answer A Subjective confidence can return before judgment and reaction time are safe. B Alcohol only affects crewed aircraft pilots. C Drone controllers block alcohol impairment automatically. D A short flight cannot be affected by impairment. Check answer Correct answer: A. Subjective confidence can return before judgment and reaction time are safe. The risk is degraded judgment and reaction, even when the pilot feels confident.