Which statement is correct regarding the operation of DHCP?

• A DHCP server uses a gratuitous ARP to detect DHCP clients
• If an address conflict is detected, the address is removed from the pool and an administrator must resolve the conflict
• If an address conflict is detected, the address is removed from the pool and will not be reused until the server is rebooted Correct
• A DHCP client uses a gratuitous ARP to detect a DHCP server