4 Suppose a manufacturing firm is equipped to produce pacemakers and stents. The table below shows provides six possible production possibilities that the manufacturing firm can produce from its available resources and technology during the year. Pacemakers Stents A 100 0 B 90 10 C 70 25 D 40 36 E 10 42 F 0 45 5. What is the opportunity cost of producing one extra pacemaker? (1 mark) 6. What is the opportunity cost of producing one extra stent? (1 mark) 7. What good should the manufacturing plant specialize in producing and why? (1 mark) 8. Is the manufacturing plant PPC linear? Explain. (1 marks)