A expose the serious situation of air traffic controllers caused by sleep deprivation and present some recommendations to prevent this problem.
B criticize the FAA for not defining coherent regulations for workers in the airport control tower.
C challenge the efficacy of several recommendations for better public safety norms in air traffic control.
D list all the negative effects of shift work on the lives of airport staff and defend a less stressful job routine.
E blame the work load of air traffic controllers and their low salaries for the high frequency of air traffic incidents.