Which MTA Operation Is Used If Queues Need to Be

Multiple Choice

Which MTA operation is used if queues need to be drained to remove a host from use and continue scanning and delivery of messages?

A) delete the Scanner from the Control Center so that it is no longer used
B) set the Scanner configuration to "Pause message scanning and delivery"
C) set the Scanner configuration to "Do not accept incoming messages"
D) disable the Conduit so that new messages are not accepted