Which action must be taken to meet these requirements?

Refer to the exhibit.

A systems engineer is implementing the Cisco ACI fabric. However, the Server2 information is missing from the Leaf 101 endpoint table and the COOP database of the spine. The requirement is for the bridge domain configuration to enforce the ACI fabric to forward the unicast packets generated by Server1 destined to Server2 .

Which action must be taken to meet these requirements?
A . Enable ARP Flooding
B . Set L2 Unknown Unicast to Flood
C . Set IP Data-Plane Learning to No
D . Enable Unicast Routing

Answer: B

Explanation:

Both servers are in the same subnet. ARP flooding is out if we read the article in the link. Also unicast routing is not needed. https://www.cisco.com/c/en/us/solutions/collateral/data-center-virtualization/application-centric-infrastructure/white-paper-c11-739989.html