The router sends its prefix and then the node adds its interface ID to make its own IPv6 address, thus Answer A is correct.The following is the actual procedure for IPv6 stateless address autoconfiguration:(1) The new node on the network generates link local address and allocates it to the interface. Link-local address takes the following form: fe80:0000:0000:0000:0000:(2) The node confirms that generated link local address...
