Which three actions are necessary to allow the AP to connect to a controller?

You are on the phone working with a colleague that is console connected to a lightweight AP that has lost its configuration.

Which three actions are necessary to allow the AP to connect to a controller? (Choose three.)
A . Configure the AP IP address.
B . Configure the controller name.
C . Configure the controller IP address.
D . Configure the AP hostname.
E . Configure the AP IP default-gateway.
F . Configure the AP username and password.

Answer: A, C, E