prepare a short paper by conducting research on a commercial aviation accident. Using the four components of a Safety Management System $($SMS$),$ you will determine what preventive measures could have been incorporated and verified to prevent the accident. You will select a sample and a particular hazard for a commercial aviation operator based on an accident from the NTSB Aviation Investigation Search. Select Part $121$: Air carrier from the dropdown menu under Operation, FAR Part.

After conducting research, explain the following concerning SMS:

Features of the SMS

How these features provide value to a proactive and predictive safety program

How changes will be validated using the safety assurance process

How information can be communicated to employees whom the changes may impact