A number of vendors visit a large corporation but are unable to connect to the companys wireless network. Kim, the network technician, verifies that other users are connected to the network and it seems to be fully operational. Which of the following steps should be taken NEXT to troubleshoot the issue?

A.
Verify the SSID is enabled.

B.
Ensure the WAP is up and running.

C.
Ensure the transmission is not encrypted.

D.
Verify the physical network is connected to the wireless network.