Please, provide a robust discussion for each question that reflect a deep understanding of the topic and make sure to answer every part of the questions.Thanks!1.What are the definitions of health, population health and vulnerable populations per Chapter 3? Discuss how each vulnerable population discussed in Chapter 3 experiences health disparities. Include how health policies and the culture of the US shapes and influences these disparities.2.How does the article by Slomski relate to Chapter 3? What are your thoughts about the survey findings discussed in the article?Is this a case of implicit bias? Why or why not?3.What is the Health in all Policies (HIAP) approach, as discussed in the article by Williams, S., Phillips, J., and Koyama, K (2018)?The authors describe how nurses can advocate to advance health equity related to targeted social determinants. These relate to the discussion of vulnerable populations in Chapter 3. Choose two vulnerable populations, relate them to the targeted social determinants, and discuss how policy and system changes could advance social justice. Identify how you as a nurse could advocate for these changes.