Which three methods can be used by the NSX Distributed …

Which three methods can be used by the NSX Distributed Firewall to discover IP addresses? (Choose three.)

A.
DHCP Snooping

B.
IP Sets

C.
Spoofguard configured for Trust on First Use.

D.
VMware Tools installed on every guest virtual machine.

E.
ARP Snooping

Explanation:
https://kb.vmware.com/selfservice/microsites/search.do?
language=en_US&cmd=displayKC&externalId=2125437