Classic literature can be hard to read because of the language that is used, which can be almost incomprehensible to modern day readers. It may also have statements or ideas that are difficult to follow or comprehend without a large amount of help.
I think the answer is C because that’s more of an effective research question then any of them. C is a more helpful question that say parents would want the answer to and would look at that when figuring out what to by their children possibly. People would be able to see what certain video games does to their children and it’s more effective then any other question.