Which two services are offered on Cisco Unified Wireless Networks running controller v5.0 but not offered on Cisco Mobility Express Solution using 526 controllers with v4.2 code?

Which two services are offered on Cisco Unified Wireless Networks running controller v5.0 but not
offered on Cisco Mobility Express Solution using 526 controllers with v4.2 code? (Choose two.)

A.
Authentication using 802.1X

B.
Guest access

C.
GUI management

D.
IDS/IPS

E.
Location services

F.
RRM

G.
VoWLAN