Answer:
A good or bad propaganda can be defined by what it aims at achieving and the methods used to achieve this.
Propaganda are usually carried out with the aim of influencing people's feelings and their actions. It can have good effects and bad effects.
A good propaganda is used to influence attitude and actions positively. Like in a scenario where the media is used to warn about the dangers of a new disease. A good propaganda appeals to the people logically as well as emotionally.
A bad propaganda is one that achieves it's purpose by driving conflict and controversy deliberately. It is used to bring change deceitfully in a democratic setting.
I believe that the first one is Doodle's Disability.
I believe that number 5 is <span>" Renaming my brother was perhaps the kindest thing that I ever did for him, because nobody expects much from someone called Doodle." Because he is showing that Doodle did eventually do stuff.</span>
Whereas everything here is very important to a short story, and a combination of those would be perfect, I'd say that for such a story 'plot' is the most important element. Because you need an interesting story, and you need to explain how they are going to escape the jail.
Don’t click on the link for the first one