Which configuration will enable this HA scenario?

An administrator has been asked to configure active/active HA for a pair of Palo Alto Networks NGFWs. The firewalls use layer 3 interface to send traffic to a single gateway IP for the pair.

Which configuration will enable this HA scenario?

A. The firewall do not use floating IPs in active/active HA.

B. The two firewalls will share a single floating IP and will use gratuitous ARP to share the floating IP.

C. The firewalls will share the sameinterface IP address, and device 1 will use the floating IP if device 0 fails.

D. Each firewall will have a separate floating IP. and priority will determine which firewall has the primary IP.

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