Const
A backchannel is a short acknowledgement ("mm-hm", "right", "got it") that signals listening, not a bid for the floor. These bounds define "short": an utterance at or under BOTH is a backchannel.
A backchannel is a short acknowledgement ("mm-hm", "right", "got it") that signals listening, not a bid for the floor. These bounds define "short": an utterance at or under BOTH is a backchannel.