What's some suggestion of an controversial,supportable, and sound topic for a research paper?

Answer 1

A paper on Gun control maybe

Answer 2

There are many different controversial topics out there. Your task will be easier and more fulfilling, if you pick a topic that interests you. Think of problems in areas such as education, health, population control, safety, government and/or other areas that might appeal to you.

I hope this helps a little more. Thanks for asking.