A User Has Returned to Headquarters from a Remote Office

Multiple Choice

A user has returned to headquarters from a remote office and is unable to connect a laptop to the office wireless network. After verifying that the user's laptop is permitted to connect to the headquarters wireless network, the technician should confirm:

A) if airplane mode is turned off.
B) if the laptop has an APIPA address.
C) if a check for IP conflicts is complete.
D) if proxy server settings are disabled.