A.It is able to automatically route the conversation to another digital assistant if the request can't be handled by the current digital assistant.

B.It is able to respond to a user request to exit the current conversation.

C.It is able to respond to a help request and return a help message, one that can be specific to one of its skills, or to the digital assistant itself

D.It is able to route the conversation to the start state of a skill that's managed by the digital assistant.

A.the classifier's F1-score

B.the confidence win margin

C.candidate skills' confidence thresholds

D.the built-in systemintent confidence threshold