The correct answer is:
Plain folks propaganda.
Plain folks is a form of propaganda that presents the speaker as a common person who can understand and empathize with the listener's concerns. The speaker is supposed to be someone who has had a similar experience to the listener and understands why they may be skeptical about the speaker's point of view.
In doing so, the speaker provides the audience a sense of trust, believing that the speaker shares common goals and that they, therefore, should agree with the speak