For "Local mode" APs, which multicast mode is recommended when configuring MediaStream on a Cisco WLC? 

Answer options:

A. multicast-multicast
B. multicast-routing
C. multicast-unicast
D. multicast-direct

D

http://www.cisco.com/c/en/us/td/docs/wireless/controller/8-3/config-guide/b_cg83/b_cg83_chapter_01111.pdf