Respuesta :
D. because it is better to make a plan first before finding all of the information and putting it all together.
The smartest here would probably be A. My English teacher is the strictest teacher I have and will fail you for the smallest mistakes. B., C., and D. just do not seem as helpful as A. does in my opinion. You could ask your librarian but I doubt their going to know more about your topic more than you do. And using an article is only going to make you want to re-word it. Plunging in is the worst thing you can do.