Which of the Following Correctly Defines Marginal Cost

question 28

Multiple Choice

Which of the following correctly defines marginal cost?

• A) Marginal cost is the addition made to fixed cost when an extra unit is produced.
• B) Marginal cost is the additional cost of producing an extra unit of output.
• C) Marginal cost is the additional cost of increasing the scale of production in the long run.
• D) Marginal cost is the difference between price and marginal revenue for the last unit sold.
• E) Marginal cost is the same as the firm's variable cost at all levels of output.

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