Based on my personal experience in the workforce, all of the above would be the correct answer. That's based off my experience though. Owners would regularly come in and talk to our managers and employees to make sure everything was kept in order and in compliance. The only other answer I could see fit would be supervisors. Hope I was able to help :)
Edits in the document are called, C. Track changes
I belive Nexus is not a Operating system, I am not a pro at knowing all of the operating system.
The Pareto Principle, commonly referred to as the 80/20 rule, states that 80% of the effect comes from 20% of causes. Or, in terms of work and time management, 20% of your efforts will account for 80% of your results.
