Answer the following questions about consumer preferences: a. If Nada prefers Diet Coke to Diet Pepsi and Diet Pepsi to regular Pepsi but is indifferent between Diet Coke and Classic Coke, what are her preferences between Classic Coke and regular Pepsi? b. If Hadi purchases a Ford Mustang rather than a Ferrari, what are his preferences between the two cars? c. If Ayya purchases a Ferrari rather than a Ford Mustang, what are her preferences between the two cars? d. Samer and Saba are having a soft drink together. Coke and Pepsi are the same price. If Samer orders a Pepsi and Saba orders a Coke, what are the preferences of each between the two colas? 2- Explain why any additional unit of a good eventually gives less and less extra utility than the previous additional unit.