Final answer:
IG staff assistance visits are conducted mainly for oversight, communication, and regulatory enforcement, similar to OSHA inspections aiming to enhance workplace safety through compliance checks without advance notice.
Step-by-step explanation:
The purposes and goals of an Inspector General (IG) to IG staff assistance visit likely revolve around oversight and control, communication and collaboration, and potentially evaluation and enforcement. Although not explicitly mentioned in the options provided, inspection visits such as those carried out by OSHA (Occupational Safety and Health Administration) have a primary function of ensuring compliance with safety regulations and enforcing occupational laws to minimize workplace injuries and fatalities. Without advance notice, these inspections are initiated, prioritizing situations of imminent danger, severe incidents like fatalities or hospitalizations, worker complaints, targeted inspections of particular hazards or high injury rates, and follow-up inspections to ensure previously cited issues have been addressed.