多项选择题 A new lightweight access point （LAP） has been installed in the Company WLAN.  Which two  statements correctly describe the association process between this LAP and a WLAN controller？ （）

单项选择题 Refer to the exhibit.   What type of message will be used by the lightweight access point （LAP） in an attempt to locate  the wireless LAN controller （WLC）？ （）

多项选择题 You work as a network technician at Company. Your boss， Ms.， is interested  LWAPP （Lightweight Access Point Protocol）. In particular she wants to know which type of  activities this protocol defines.  What should you tell her？ （）