After Editing the TCP Wrapper Configuration to Grant Specific Hosts

Multiple Choice

After editing the TCP wrapper configuration to grant specific hosts access to a service, when do these changes become effective?

A) The new configuration becomes effective after restarting the respective service.
B) The new configuration becomes effective at the next system reboot.
C) The new configuration becomes effective when the last established connection to the service is closed.
D) The new configuration becomes effective after restarting the tcpd service. The new configuration becomes effective after restarting the tcpd service.
E) The new configuration becomes effective immediately for all new connections.