What is the biggest challenge a customer faces when they are presented with the post-installation report?

What is the biggest challenge a customer faces when they are presented with the post-installation report?

A.
Validating the information is correct.

B.
Interpreting the configuration parameters and settings for the WLAN devices.

C.
Maintaining the report so that once the first change to the WLAN is made the documentation remains current.

D.
Maintaining the security of the report so that only IT personnel have access to the information contained in the report.

Explanation: