Why are people moral according to Glaucon?

Textbooks:
Crossin, John W, O.S.F.S. Everyday Virtues. 2002. New York: Paulist Press, 2002. Print.
ISBN-13: 9780809140879

Mattison III, William C. Introducing Moral Theology. Michigan: Brazos Press, 2008. Print.
ISBN-13: 9781587432231

Stivers, Robert, Christine E. Gudorf, Alice Frazer Evans, and James B. Martin-Schramm. Christian Ethics: A Case Study Approach. Fourth Edition. New York: Orbis, 2012. Print.
ISBN-13: 9781570759666

Answer five (5) of the questions below. Answer in complete sentences using proper grammar and MLA style. A paragraph should suffice for each answer. Be certain to use proper citation if using direct quotes from the textbooks.

Why are people moral according to Glaucon?

What are “norms” and where do they come from in the Christian tradition?

In the Case “Rigor and Responsibility” from the Christian Ethics text, what norms were in conflict for David Trapp and his family?

What issues besides the concern for the poor are entering into the decision making process for David Trapp and his family in Case 1, Rigor and Responsibility?

According to “Methods of Moral Decision-Making,” what is the role of the Church in our moral development?