Graphically show the production possibilities frontier for the nation of Stromboli, using the data given in the following table. Does the principle of increasing cost hold in Stromboli?

Stromboli’s 2018 Production Possibilities

Pizzas per Year                                              Pizza Ovens per Year

75,000,000          …………………………………………..                    0

60,000,000          …………………………………………..            6,000

45,000,000          …………………………………………..          11,000

30,000,000          …………………………………………..          15,000

15,000,000          …………………………………………..          18,000

0 …………………………………………………………………            20,000