Which statement about IP-directed broadcast is true?
A . When a directed broadcast packet reaches a switch that is direcrly connected to its destination subnet, that packet is "exploded" as a broadcast on the destination subnet
B . All switches in the network forward an IP-directed broadcast in the same way they forward unicast IP packets
C . An IP-directed broadcast is a packet whose destination address is a multicast group to send the packet to a group of hosts in a local or remote network
D . All IP-redirected broadcast is an IP packet whose destination address is a valid unicast address, but which originates from a node that is itself part of that destination subnet