Choice "D" is correct. Although product demand is a legitimate concern, the related objective is associated with staffing levels. The drop in product demand would not be an event identified regarding the objective of hiring staff within certain cost constraints.
Choice "a" is incorrect. An overheated job market that creates a reduced pool of job applicants is an event that would affect Extra Edge's objective of adding 50 new staff members.
Choice "b" is incorrect. Inadequate needs assessments is an event that could impact the quality of the new staff added by Extra Edge and would impact the objective of adding 50 new staff members.
Choice "c" is incorrect. A sluggish job market is an event that could not only result in an abundance of staff but could also produce acceptance of more offers than there are available positions and would impact Extra Edge's objective of adding 50 new staff members.