Explain the concept of marginal cost. How does it relate to cost? How is it found? How does the marginal cost relate to cost? A. Marginal cost refers to the rate of change of cost. B. Cost refers to the rate of change of marginal cost. OC. Marginal cost is the same as cost. How is the marginal cost found? OA. Marginal cost is found by taking the derivative of cost. OB. Marginal cost is found by taking the antiderivative of cost. OC. Marginal cost is the same as cost.

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