Although some network administrator and system administrators write and test code, I would say the answer is A because they both build and maintain their structures.
Answer: Windows Management Instrumentation (WMI) is a subsystem of PowerShell that gives admins access to powerful system monitoring tools. Though this system has been designed to allow for fast, efficient system administration, it also has a spookier side: it can be abused by insiders as a tool to surveil other employees. This can be extremely useful in detecting and defeating insider threats.
Explanation:
To make sure that they can get there money correctly and count each costumer to get a sum of the days work
"A close up shot shows an image in a larger scale. Close up shots are used when an object <span>needs to be noticed that usually wouldn’t be."</span>