How is multicast traffic managed in a Cisco ACI fabric?

How is multicast traffic managed in a Cisco ACI fabric?
A . FTag trees are rooted at the spine nodes. Cisco APIC determines the roots.
B . FTag trees are rooted at the leaf nodes. Cisco APIC determines the roots.
C . FTag trees are rooted at the leaf nodes. The roots must be configured manually.
D . FTag trees are rooted at the spine nodes. The roots must be configured manually.

View Answer

Answer: A

Explanation:

Reference: https://www.ciscolive.com/c/dam/r/ciscolive/emea/docs/2015/pdf/BRKAPP-9004.pdf