Questions About 3 Ethical Case Studies

I have 3 case studies( Police use pepper spray , Connecticut school shooting and Torture in Iraq )I will attach these cases and I have 5 questions about that :

1What would you like to achieve in completing your Case Study?
2How will studying these topics help you achieve your goal?
3How much material is available for your research in each topic?
4What 5 points of view can you develop related to your top selection?
5What is another key a?open-endeda? question you considered in making your selection?