Case Summary: Dillard's is a department store with approximately $330$ stores in $29$ states in the United States. Its headquarters is located in Little Rock, Arkansas. You can learn more about Dillard's by looking at

finance.yahoo.com $($ticker symbol $=$ DDS$)$ and the Wikipedia site for DDS$.$ You'll quickly note that William T$.$ Dillard II is an accounting grad of the University of Arkansas and the Walton College of Business, which may be why he shared transaction data with us to make available for this lab and labs throughout this text. In this lab, you will identify appropriate questions for a retailer. Then, translate questions into target tables, fields, and values in the Dillard's database.

OQ$1.$ What tables and fields could address the question of the profit margin $($sales price less cost$)$ on each product $($SKU$)$ available for sale?