What is the Production Possibility Frontier? b. How is the PPF applicable to international trade? C. Carrot Apple 0 10 9 7 4 4 O Using the table above, draw the PPF for Happyland. d. Using the PPF drawn above identify the point of inefficiency and label it A. Why is this considered to be inefficient. e. Identify on the graph above the point of unattainablety and label it B. Why is this considered to be unattainable