In order to make sure that the discussion is on track, we can say _________.

A、“Whatyousayisimportantbutlet’sputitintheparkinglotfornow.”;
B、“Ineverknewthat.Canyoutellusmoredetailsaboutit?”;
C、“Whatyousayhasnothingtodowithourtopic.”;
D、“Whydoyouwanttoshareitwithusnow?”