Now that you have considered the possibilities, do you still want the same thing you did at the start of the exercise?
If you wish to reconsider, could you describe your state of mind at the beginning, when you made you initial choice?
Will limitless possibility affect your decision or would you still make the same decision if you could have anything else?
What are the benefits, to you, should you acquire exactly that which you desire?
Now that you have established your desire, what are the options available to you?
Yes your wants are quite different from your options and this is a serious point to consider.
Making the decision to write a research paper is a serious one, one must consider many factors when deciding to undertake a project as this one.