Which two of the following statements represent a preferred wireless LWAPP implementation?

Which two of the following statements represent a preferred wireless LWAPP implementation?
(Choose two.)

A.
verify open ports for:
Layer 2 LWAPP on ethertype OxBBBB
Layer 3 LWAPP on UDP 12222 and UDP 12223

B.
use of Layer 3 LWAPP is preferred over Layer 2 LWAPP

C.
use of Layer 2 LWAPP is preferred over Layer 3 LWAPP

D.
verify open ports for:
Layer 2 LWAPP on ethertype OxBABA
Layer 3 LWAPP on UDP 12222 and TCP 12223

E.
verify open ports for:
Layer 2 LWAPP on ethertype OxABAB
Layer 3 LWAPP on TCP 12222 and TCP 12223