If an Administrator Wants to Add Manual NAT for Addresses

If an administrator wants to add manual NAT for addresses now owned by the Check Point firewall, what else is necessary to be completed for it to function properly?

A) Nothing - the proxy ARP is automatically handled in the R80 version
B) Add the proxy ARP configurations in a file called /etc/conf/local.arp Add the proxy ARP configurations in a file called /etc/conf/local.arp
C) Add the proxy ARP configurations in a file called $FWDIR/conf/local.arp $FWDIR/conf/local.arp
D) Add the proxy ARP configurations in a file called $CPDIR/conf/local.arp $CPDIR/conf/local.arp