What is the difference between marginal cost and marginal revenue?
A. Marginal cost is the money earned from selling one more unit of a good. Marginal revenue is the money paid for producing one more unit of a good.
B. Marginal cost is the money paid for producing one more unit of a good. Marginal revenue is the money earned from selling one more unit of a good.
C. Marginal cost is the money a producer might make from one more unit. Marginal revenue is the money a producer actually makes from one more unit.
D. Marginal cost is the money a producer actually makes from one more unit. Marginal revenue is the money a producer might make from one more unit.