The answer is Sends you unwanted, explicit pictures and demands you send some in return. Pressures you to send explicit videos. Steals or insists on being given your passwords. Constantly texts you and makes you feel like you can't be separated from your phone for fear that you will be punished.
The poster is a persuasion because it talks about undermining war effort, which you would not want to do, so its is persuading you to do you part in silence. that means not giving info away