The interactional model that says a political candidate's success depends on how their campaign message lines up with the voter's existing feelings is the Resonance model.
Explanation:
Resonance is when the candidate's message lines up with the general consensus of the public about their wants in the campaign and how they understand their needs at a particular time.
If the candidate's message lines up with the voter it is resonant with them and this interaction model is then said to be Resonance model. It has worked out for populist politicians many times if they are bale to catch what the public wants during the elections.
