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.
1: a
2: b
3 b
..............
A. because sometimes (like on this case) you can tell which is correct. just say it out loudm would you say neither of them was___''