Questions 1 Given the recent defense pact between Australia, the US, and the UK, we might consider a production-possibilities schedule for national defense and social services. Alternative National Defense Social Services A 150 0 B 120 20 C 80 40 D 30 60 80 a. Graph the production-possibilities frontier (PPF). b. What is the opportunity cost of the first go units of national defense? What is the opportunity cost of the first 20 units of social services? c. Add Alternative F, where there are 40 units of social services and 60 units of national defense. What does it represent? d. Pick an arbitrary point on the graph and discuss whether it is feasible given the PPF. e. Why can't this economy produce 60 units of social services and So units of national defense? f. If the economy grows and the curve shifts out, could the economy produce 60 units of social services and So units of national defense? What might cause the economy to grow