Which information on the Monitoring page of a Cisco WLC verifies that the wireless network is operational?

Which information on the Monitoring page of a Cisco WLC verifies that the wireless network is
operational?

A.
In the Access Point Summary section, the All APs number in the Up column is the same as in
the Total column.

B.
In the Client Summary section, the Current Clients number is positive.

C.
In the Controller Summary section, the 802.11b/g Network State is shown as Enabled.

D.
In the Controller Summary section, the CPU Usage number is positive.