Totalitarian Propaganda can controlled well educated people by conveying the regimes beliefs, almost forcing it down their subjects throats.
So when it works it usually shows an "Evil" or "Enemy" of the state, and obviously without proper methods of evaluating the truth decent people will believe it for example look at the DPRK or Iran.
If this is fill in the blank:
I have never “been to” Japan
It seems like a cool place! :)
To prepare the readers for the end of the story (A)
What is the prompt of the essay?
Essentially a thesis statement should state your opinion/the main idea of your essay. If a thesis is a question, it is no longer a statement.
Depending on what you will be writing about here are some alternatives that are close to your original thesis:
Social media has negative/positive effects on young adults. (discuss positive or negative effects)
Social media can affect young adults in a variety of ways. (discuss both positive and negative effects)
Young adults are affected by social media in many positive/negative ways. (discuss positive or negative effects)