What were the key findings and conclusion from the research?

using this article (https://news.ncsu.edu/2017/03/money-food-deserts-2017/) and attached template answer the following:

What  were  the  key  findings  and  conclusion  from  the  research?

Choose  one  of  the  four  major  sociological  theories—   Functionalism,  Conflict  Theory,  Symbolic  Interactionism,  or   Rational  Choice  Theory and dissucse how one of those theories relate to the findings of the article?

What  research  method  was  used  in  the  article?

What  are  the  advantages  and  disadvantages  of  using   this  research  method?

What  additional  research  should  be  conducted  to   learn  more  about  the  problem  examined  in  the   article?