Write a Literature Review: This is a discussion of the background of your study, not the sources you are looking into. For your literature review you will be researching into your topic itself, and how this topic is understood in the academic realm. For

Write a lit review based on the attached proposal topic

Literature Review: This is a discussion of the background of your study, not the sources you are looking into. For your literature review you will be researching into your topic itself, and how this topic is understood in the academic realm. 
For example, researching Immigration might include a history of immigration public policy, public rhetorics, and/or media coverage related to immigration. You’ll want to look for pre-existing scholarly journal articles on these areas. You might even find research into the use of terms such as “illegal” versus “undocumented”. The major purpose of this section is to establish the reliability and validity of your study within a pre-existing set of literature and studies on your and similar topics. This enhances your credibility and the credibility of your study.

Have at least five good, scholarly sources. (for your five sources use the four sources in the attached proposal plus one more scholarly source of your choosing, so 5 sources in total for the lit review)