When using multiple SSIDs on a lightweight AP, how does the traffic of each SSID reach the 802.3 network?

When using multiple SSIDs on a lightweight AP, how does the traffic of each SSID reach the 802.3 network?
A . provide routing between them at the core so that the SSIDs can reach the internet
B . configure 802.11q trunking on the Ethernet switch port that is connected to the AP
C . configure ACLs at the switch port that will allow all desired SSIDs to pass traffic
D . configure the SSIDs on the WLC and it will regulate the traffic based on traffic type

View Answer

Answer: B