Suppose that, for given resources and production technology, the table is an accurate description of the production relationship between soda and pizza. For the sake of simplicity we assume the relationship is linear. What is the opportunity cost of producing an additional unit of pizza?
A) 1 pizza
B) 3 sodas
C) 4 sodas
D) cannot be calculated with the information provided (the prices for both products are not given)
Answer: C