Based off the instructor’s recommendations, you need to work on polishing, refin

Based off the instructor’s recommendations, you need to work on polishing, refining and further developing this chapter. In particular, the “Background of the Problem” section needs a lot of work and I’ve provided some guidance below.
You also need to be consistent in how you talk about your topic, and I’ve noted some examples. Make sure that your problem, purpose and research questions and hypotheses are all aligned.