In a difficult conversation, if the other person keeps repeating something this might be a sign that they think you are not hearing it$,$ that they are not being heard. What is the advice given in the "Difficult Conversations" research for what your immediate response should be$?$

Sit quietly and say nothing so that you are allowing them to speak their piece.

Change the subject to something that is less emotional until they are able to control their emotions.

Paraphrase what you are hearing them say.

Share your perspective so that your voice is heard too.